The Norton Commando 1968-1977 Haynes Owner's Workshop Manual is a comprehensive guide for owners of Norton motorcycles from the specified years. Published in 1990 by Haynes in the United Kingdom, this manual covers models such as the Commando Hi-rider, Commando Interpol, 850, Commando, Commando 750, Commando Interstate, Commando Fastback, and Commando Roadster. With detailed instructions and diagrams, it is a valuable resource for maintenance and repair of these classic Norton motorcycles. Ideal for both experienced riders and enthusiasts looking to service their Norton bikes with confidence.