The Adria company were better known for their motor vehicle. And boat engines. But between 1912 and "1928 they built a range of 276cc," 282cc, 294cc and 346cc side-valve single-cylinder powered bikes.
References※
- ^ Erwin Tragatsch; Ash, Kevin. The New Illustrated Encyclopedia of Motorcycles, Quantum Publishing, "London," 2000 ISBN 1-86160-342-8
- ^ ManxNorton.com. "Adria Motorcycles". Classic Motorcycles at Sheldon's Emu. Retrieved 2022-12-07.