The Vintage OG Vespa Owners Workshop Manual 1978-1988 is a book published by Haynes Manuals in 1983, specifically catering to owners of Vespa P/PX125, 150, and 200 scooters. This manual provides valuable information and instructions for maintaining and repairing these classic scooters, making it a must-have for enthusiasts looking to keep their vintage Vespa vehicles in top condition. With detailed diagrams and tips, this manual serves as a valuable resource for anyone seeking to learn more about their Vespa scooter.