Allis Chalmers Data Book

This data book covers WWI era models like, 10-18, 6-12, and the giant 15-30 to the popular models B, U, WC, and WD of the 1930-1950's to the powerful D19 and D21 of the 1960's Includes archival photographs accompaning Nebraska Tractor Test results, serial numbers, dates of manufacture, options, original prices, dimensions, horsepower, stroke, and more This pocket sized (4-1/2"x7-1/2") paperback book contains 192 pages with 50 black and white photographs