Since the invention of the engine people have been intrigued and excited by the hundreds of ways it can be adapted to propel objects at ever increasing speeds. The motorcycle represents mechanical power at its most raw, pure, and essential. Motorcycles A-Z provides an invaluable reference and source book for both the new enthusiast and the most experienced and knowledgeable of motorcycle riders, historians and collectors. It consists of a marque-by-marque encyclopedia of models and manufacturers, both existing and antique. Every major marque is illustrated with photographs, displaying the beauty and originality of each machine. This unique collection o f photographs is augmented by a comprehensive text that: details the technical specifications of the machines; describes key elements of design, performance features, and engineering standards; and comments on the unique qualities and attributes of each.