Antique Office Machines: 600 Years of Calculating Devices by Thomas Russo From the campaign trail to

From the campaign trail to the rock tour

their intended function remains somewhat obscure

All are lavishly illustrated

Also included are some very interesting and nostalgic black and white photographs of early Texaco stations around the world

Antique Office Machines: 600 Years of Calculating Devices by Thomas Russo From the campaign trail toTable of Contents Humanity'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 book, Thomas Russo chronicles 600 years of calculating devices, providing valuable information for historians and collectors alike. Stretching from ancient times to the