This book contains full-color gallery of class 8 semi trucks: straight trucks, trucks and trailers, tractor trailers, and doubles. Freightliner, Kenworth, Mack, and Peterbilt. Autocar, Brockway, Diamond T, and Marmon. American Coleman, Sterling, Western Star, and more. Development of the class 8 rig from the 1920s through today. Make, model, and style histories.