Origin of Modern Calculating Machines, first edition 1921. J. A. V. Turck.

Origin of Modern Calculating Machines, first edition 1921.

Western Society of Engineers, Chicago, 1921, 196 pages, index, diagrams and photographs.

Condition: Very Good overall, hardcover, pebbled black decorated covers with raised title letters, dark green-blue linen pastedown pages, front endpage apparently raggedly removed; front lower corner worn, some wear at upper spine end, front hinge weak. The binding is sound overall, and pages are clean and unmarked.

Keywords: calculators, accounting machines

Price: $400.00

Item Description

a chronicle of the evolution of the principles that form the generic make-up of the Modern Calculating Machine

Includes, Type of Ancient and Modern Machines; The Early Key-Driven Art; The Key-Driven Calculator; Early Efforts in the Recording Machine Art; First Practical Recorders; Introduction of the Modern Accounting Machine; The High-Speed Calculator; The Improved Recorder; The Bookkeeping and Billing Machine; A closing word

Illustrations include, one of Pascal Machines; patent drawings of Paremellee, Chapin, Hlill, Stark, Felt, Barbour, Baldwin, Burroughs, Ludlum, and more; early comptometer, Felt Tabulator, Napier's Bones, and more.