The definitive history of Triumphs two most popular models in the 1940s and 1950s In depth information on the Thunderbird not previously available. Year-on-year

A complete technical development history of the Triumph Speed Twin and Thunderbird motorcycles. As a reference, this book will be an invaluable asset for anyone

New in paperback! The Triumph Speed Twin & Thunderbird Bible show the definitive history of Triumph's hugely popular Speed Twin and Thunderbird models. Much mor

The story of the Triumph Bonneville - its conception, design and production, how it compared to the competition (British and Japanese), and how it was seen at t

An in-depth look at one of the world’s greatest scooter marques, including detailed information on the main Italian-built models, the Lambretta Concessionaire