Sale 2256 Lot 265
(MANUSCRIPT.) Livre de Chiffre. manuscript in french written in cursive hand in brownish-black ink with headings in red, recto and verso, on laid paper. 137 leaves. 374x254 mm, contemporary vellum, quite worn; marginal stains throughout, scattered foxing, title soiled and stained, free endpapers lacking. Cuers, France: "fait par Moi Basile Reynaud," 1 July 1753
The text comprises explanations and examples of basic arithmetic operations applied to whole numbers and fractions, a lengthy section on commercial arithmetic, and a brief account of square and cube roots at the end.