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BLANQUART DE SEPT-FONTAINES, L. M.. Les interets des comptes courans tout calcules, quels qu'en soient et le taux et le capital...

Paris. Chez Henri Agasse, 1802. First edition.
Quarto. [2], xvi, 378pp. With a half-title. Contemporary tree-calf, contrasting red morocco lettering-piece, gilt. Rubbed, joints split, some surface loss/scoring. Marbled endpapers, book-label of Erwin Tomash to FEP.
The first edition of a set of detailed interest tables for merchants and financiers, produced in the manner of scientific and mathematical works, handsomely tabulated and providing for both the old Gregorian and the prevailing French revolutionary calendar.

From the recently dispersed library of Erwin Tomash (1921-2012), American engineer recognised for his early pioneering work with computer equipment peripherals. His library consisted of over 3,000 books and manuscripts relevant to the history of computation, from medieval and renaissance works on arithmetic, finger-reckoning and the abacus, to the birth in the twentieth century of theoretical and practical computer science under Alan Turing.
Tomash B 177.
£ 250.00 Antiquates Ref: 22394