Upon the sides of this square post I cut every day a notch with my knife, and every seventh notch was as long again as the rest, and every first day of the month as long again as that long one; and thus I kept my calendar, or weekly, monthly, and yearly reckoning of time.
— from The Life and Adventures of Robinson Crusoe by Daniel Defoe

I questioned Mrs. Straker as to the dress without her knowing it, and having satisfied myself that it had never reached her, I made a note of the milliner's address, and felt that by calling there with Straker's photograph I could easily dispose of the mythical Derbyshire.
— from The Memoirs of Sherlock Holmes by Arthur Conan Doyle

Upon the sides of this square post, I cut every day a notch with my knife, and every seventh notch was as long again as the rest, and every first day of the month as long again as that long one; and thus I kept my calendar, or weekly, monthly, and yearly reckoning of time.
— from The Life and Adventures of Robinson Crusoe (1808) by Daniel Defoe

It is evident, that by these several precautions, I could easily determine, 1st, the weight of the phosphorus consumed; 2d, the weight of the flakes produced by the combustion; and, 3d, the weight of the oxygen which had combined with the phosphorus.
— from Elements of Chemistry, In a New Systematic Order, Containing all the Modern Discoveries by Antoine Laurent Lavoisier

Upon the sides of this square post I cut every day a notch with my knife, and every seventh notch was as long again as the rest, and every first day of the month as long again as that long one: and thus I kept my calendar, or weekly, monthly, and yearly reckoning of time.
— from The Life and Adventures of Robinson Crusoe of York, Mariner, Volume 1 With an Account of His Travels Round Three Parts of the Globe, Written By Himself, in Two Volumes by Daniel Defoe