used before a singular noun to mean one of a group, when it is not a particular one
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
having fair knowledge of
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
alongprepositionUS /əˈlɔːŋ/
following the length of something from one end toward the other
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
used to join words or parts of a sentence that go together
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
apprisedverbUS /əˈpraɪzd/
past form of “apprise” — inform (somebody) of something
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
accomplishment of an objective
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
at the same time that; because; in the way that
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
in or near a particular place or position
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
beenauxiliary verbUS /bɪn/
the past participle of “be”
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
dearly loved
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
a small piece or quantity of something
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
showing who or what does the action
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
rid of obstructions
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
cockedverbUS /kɑːkt/
past form of “cock” — tilt or slant to one side
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
a place off to the side of an area
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
the past of “can”; used for possibility or polite requests
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
DEDUCTIONnounUS /dɪˈdʌkʃən/
a reduction in the gross amount on which a tax is calculated; reduces taxes by the percentage fixed for the taxpayer's income bracket
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
deliberatelyadverbUS /dɪˈlɪbərətli/
with intention; in an intentional manner
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
every one of two or more people or things, taken separately
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
a division of the United Kingdom
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
everydeterminerUS /ˈevəri/
all the members of a group, with none left out
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
apart from; not including
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
FirstadjectiveUS /fɜːrst/
preceding all others in time or space or degree
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
past form of “follow” — to travel behind, go after, come after
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
intended to be given to, or used by, somebody
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
formingverbUS /ˈfɔːrmɪŋ/
-ing form of “form” — create (as an entity)
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
showing where something starts, or who sent it
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
to the greatest degree or extent; completely or entirely; (“full” in this sense is used as a combining form)
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
arousing or provoking laughter
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
hadauxiliary verbUS /hæd/
the past form of “have”, used to form the past perfect
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
haveauxiliary verbUS /hæv/
used with a past participle to form the perfect tenses
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
a man, boy, or male animal already mentioned, as the subject
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
the upper part of the human body or the front part of the body in animals; contains the face and brains
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
belonging to a man, boy, or male animal already mentioned
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
the person speaking or writing, as the subject of the verb
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
on condition that; in the event that
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
not capable of occurring or being accomplished or dealt with
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
inside something, or within a place, period, or state
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
inevitablyadverbUS /ˌɪˈnevətəbli/
in such a manner as could not be otherwise
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
instructornounUS /ˌɪnˈstrʌktər/
a person whose occupation is teaching
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
a thing, animal, or idea already mentioned
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
Kershaw
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
knotnounUS /nɑːt/
a tight cluster of people or things
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
knotsnounUS /nɑːts/
plural of “knot” — a tight cluster of people or things
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
set down according to a plan
From this reading When it was quite smooth he laid it out upon the table.
latter'snounUS /ˈlætərz/
possessive form of “latter” — the second of two or the second mentioned of two
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
take somebody somewhere
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
diode such that light emitted at a p-n junction is proportional to the bias current; color depends on the material used
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
the literary culture
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
prefer or wish to do something
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
a formation of people or things one beside another
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
past form of “look” — perceive with attention; direct one's gaze towards
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
produced by a manufacturing process
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
an adult person who is male (as opposed to a woman)
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
the person speaking, as the object of a verb or preposition
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
(comparative of “much” used with mass nouns) a quantifier meaning greater in size or amount or extent or degree
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
used when the speaker is also the object of the action
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
something that baffles understanding and cannot be explained
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
navigatingverbUS /ˈnævəɡeɪtɪŋ/
-ing form of “navigate” — travel on water propelled by wind or by other means
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
easily agitated
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
not any; not one
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
used to make a word, phrase, or sentence negative
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
in the historical present; at this point in the narration of a series of past events
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
obviouslyadverbUS /ˈɑːbviəsli/
unmistakably (“plain” is often used informally for “plainly”)
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
belonging to, or connected with, somebody or something
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
touching and supported by a surface
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
on one occasion
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
used to mean any person in general, including the speaker
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
and nothing more
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
not allowed to continue to bat or run
From this reading When it was quite smooth he laid it out upon the table.
a geometric element that has position but no extension
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
Polly
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
capable of happening or existing
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
to a degree (not used with a negative)
From this reading When it was quite smooth he laid it out upon the table.
located or moved above the surround or above the normal position
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
reasoningnounUS /ˈriːzənɪŋ/
thinking that is coherent and logical
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
restlessnessnounUS /ˈrestləsnəs/
the quality of being ceaselessly moving or active
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
being the one previously mentioned or spoken of
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
seriesnounUS /ˈsɪriz/
similar things placed in order or happening one after another
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
shamedadjectiveUS /ʃeɪmd/
showing a sense of guilt
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
a place within a region identified relative to a center or reference location
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
sinceprepositionUS /sɪns/
from a time in the past until now
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
Smethurst
Dictionary entry pending editorial verification. Tap Listen to hear the word.
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
having a surface free from roughness or bumps or ridges or irregularities
From this reading When it was quite smooth he laid it out upon the table.
solutionnounUS /səˈluːʃən/
a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
stringnounUS /strɪŋ/
a lightweight cord
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
a set of data arranged in rows and columns
From this reading When it was quite smooth he laid it out upon the table.
carry out
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
the act of someone who picks up or takes something
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
used to introduce what somebody said, thought, or felt
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
used before a noun that is already known, already mentioned, or the only one of its kind
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
subsequently or soon afterward (often used as sentence connectors)
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
Having little thickness or extent.
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
used for a person or thing that is near, or that has just been mentioned
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
the plural of “that”: the people or things further away, or already known
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
used before the base form of a verb to make the infinitive
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
inflected form of “take” — carry out
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
the cardinal number that is the sum of one and one or a numeral representing this number
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
untiedadjectiveUS /ənˈtaɪd/
not tied
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
being or moving higher in position or greater in some value; being above a former position or level
From this reading HIS DEDUCTION The man in the corner cocked his funny thin head on one side and looked at Polly; then he took up his beloved bit of string and deliberately untied every knot he had made in it.
uponprepositionUS /əˈpɑːn/
a formal word for “on”
From this reading When it was quite smooth he laid it out upon the table.
wasauxiliary verbUS /wɑːz/
the past form of “be” used with I, he, she, it, or a singular noun
From this reading When it was quite smooth he laid it out upon the table.
at the time that
From this reading When it was quite smooth he laid it out upon the table.
used to introduce a clause giving more about a thing just mentioned
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
used to talk about the future, or about willingness
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.
in the company of; together with
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
used for something imagined, polite, or habitual in the past
From this reading "First take this point," he said with nervous restlessness, once more taking up his bit of string, and forming with each point raised a series of knots which would have shamed a navigating instructor, "obviously it was _impossible_ for Kershaw not to have been acquainted with Smethurst, since he was fully apprised of the latter's arrival in England by two letters.
set down in writing in any of various ways
From this reading Now it was clear to me from the first that _no one_ could have written those two letters except Smethurst.
the person or people being spoken to
From this reading "I will take you, if you like, point by point along the line of reasoning which I followed myself, and which will inevitably lead you, as it led me, to the only possible solution of the mystery.