This fully illustrated book covers every aspect of the motorcycle, from its iconic status down to mechanical nuts-and-bolts. The first of four sections, The World of Motorcycling, charts the vehicle's evolution from 1885 to modern superbikes. The A-Z of Motorcycles is a marque-by-marque encyclopedia of models and manufacturers, both existing and defunct. The World of Harley-Davidson is a complete guide to this legendary machine. Harley-Davidson Models is a directory of every H-D model produced. This is an invaluable reference work for all enthusiasts, from novices and experienced riders to historians and collectors.