This title is an informative history and comprehensive directory of tractors around the world with full coverage of all the great marques, designers and manufacturers. It offers detailed specifications and over 650 photographs of historical and modern machines, from AGCO Allis to Zetor. It is the ultimate book for every tractor and agricultural machinery enthusiast - a detailed portrait in words and pictures of farm vehicles and their evolution. It features vintage models restored to their former glory, together with their modern-day high-tech equivalents. It covers every aspect of the tractor and its components, from the history of the inventors, innovators and factories, to the vehicles' engine capacities and power. It is a comprehensive encyclopedia that all tractor enthusiasts will want to own, augmented by identification photographs and rare archive material. The history of the tractor is one of rapid development, from the turn of the 20th century when it was a substitute for the horse, to today's sophisticated machines which boast a range of technologically advanced equipment. This fact-packed encyclopedia charts this exceptional history, the machines and their manufacturers. Each vehicle is illustrated with archive material or photography, together with specification boxes detailing engine capacity, power, transmission and weight. Including an international overview of farm machinery around the world, this volume forms a highly comprehensive tractor bible - the only book on the subject that anyone will ever need.