Antique Office Machines: 600 Years of Calculating DevicesHumanity's hunt for calculating devices probably started with the use of small pebbles to keep track of numbers. The counting inventions progressed through the abacus, early mechanical calculators, and other ingenious devices culminating in today's computers. In this new book, Thomas Russo chronicles 600 years of caculating devices, providing valuable information for historians and collectors alike. Stretching from ancient times to the earliest computers, this book provides an insight into breadth and depth of human creativity and drive. With 500 color photographs, descriptive captions, and a guide to current values, this is an essential guide in a field that is finding ever more enthusiasts. |
Contents
Acknowledgment | 4 |
Adding Machines Calculator and Counters | 13 |
Combination Adding Machines and Cash Drawers | 154 |
Copyright | |
4 other sections not shown
Common terms and phrases
Accounting Machine adder Addiator Adding Machine Company American Arithmometer Automatic Adding Machine Availability Babbage Baldwin Barrett Bookkeeping Machine Brunsviga Burroughs CALCULATING MACHINE Calculator Model capacity cash drawer Cash Register chines circular slide rule Clary column Combination Register Common Comptometer Corporation Counter CP/M Curta Calculator Dalton decimal dial division electric Felt & Tarrant figures finger Friden full-keyboard Germany Golden Gem hand-held Hewlett Packard Illinois invented inventor keyboard lever Lightning Manufacturing Company Marchant McCaskey Monroe Calculator multiply Napier's Bones Olivetti operator Patent date patent number pencil pinwheel pinwheel calculator Pocket pointer Price printing Rare Remington Rand result SATURDAY EVENING POST Saxonia scale Scarce Serial number sold Sperry Rand Model SPERRY REMINGTON Standard Stephen Baldwin stylus stylus-operated Sundstrand Swade ten-key Texas Instruments Triumph Adding Machine typewriter Underwood Underwood Typewriter United States patent Value VE-PO-AD Victor Adding Machine wheel Wilhelm Schickard York