2008 Edition THE OFFICIAL TRACTOR BLUE BOOKThis comprehensive guide (originally called Used Tractor Price Guide) covers approximate retail prices when new and used with average value and high value. This new book also has estimated trade-in value in both average and high value. Detailed information on engine size, transmission speeds, PTO hp, draw bar hp and Serial #�s to determine year tractor was built. Now covers more than 31 different manufacturers from 1939-2007. This book will save its cost many times over. 380 pgs. Softcover.

TRACTOR POWERMichael Williams. In Tractor Power the author explores the development of modern agricultural tractors, with the emphasis on design features that have affected field performance. The book covers every aspect of the tractors development, from tires and engines through transmissions and driver safety to job-specific improvements such as reverse- drive for two-way operation. The latest developments in the field, electronic information and control systems, diagnostic systems for trouble shooting and precision farming using a GPS satellite system are also explained. Also look at the early stages in development of robot control systems. This is an excellent detailed tractor book. Has 81 full color photos. 106 pgs. Quality Softcover.

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