Author: Birkin, William (editor of Tutor's Assistant, main source of MS examples in this exercise book).
Title: EXAMPLES OF CALCULATION (e.g. Reduction, Rules of Proportion, Cross Multiplication).
Description: unknown, unknown 1851 approx . Small quarto (27.5x21cm) 3/4 brown stippled leather on spine and boards covered with marbled paper (tips & corners rubbed), All edges marbeled to match boards. Front endpapers with MS calculation of investment returns from selling horse for £96 + more recent Leicestershire & Rutland County Library stamp. About 100 leaves, plain paper with double red-ruled margins, a few pages watermarked "C. ANSELL 1851" (paper as then used by India Office in London). Only ten leaves used by first 19th century owner for MS calculations, mostly based on numbered exercises from one of William Birkin's editions of the Tutor's Assistant by Francis Walkingame.

Keywords: MS investment calculations Victorian India Office


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