A Study in Scarlet

words removed
43,793
marks left
8,588
words a sentence
15.4
most used mark
,

Its punctuation fingerprint: each mark's share, on the same scale as every book on the shelf.

Its punctuation twin, the closest fingerprint on the shelf: Adventures of Sherlock Holmes, Arthur Conan Doyle. More twins

Arthur Conan Doyle on the shelf

12 books by Arthur Conan Doyle are on the shelf. Its fingerprint is the 3rd closest of the 12 to their average. Held out and guessed from its marks alone, the shelf names Arthur Conan Doyle as its author. Of the 623 other authors on the shelf, Arthur Conan Doyle's punctuation is closest to Louis Tracy's.

Arthur Conan Doyle's average fingerprint

Arthur Conan Doyle on the numbers page

Marks per 1,000 words, except words per sentence and dialogue (the share of words inside quotation marks).
This bookArthur Conan Doyle's averageEvery book's median
Semicolons2.41.77.2
Commas67.668.276.6
Colons0.30.51.6
Exclamation marks1.93.32.8
Question marks4.86.73.7
Words per sentence15.414.517.0
Dialogue50%62%22%

Every mark in reading order, left to right, top to bottom. Sentence endings are pink.

Read your own or go back to the shelf

Share it on Hacker News, Reddit, Bluesky, Threads, LinkedIn, X, or .