Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,345 pages of information and 230,027 images on early companies, their products and the people who designed and built them.
Moonbeam was a motorcycle produced in 1920, and promoted by the M. R. P. Trading Co of Pall Mall, London.
1913-1917 For a list of the models and prices of Marine Motors see the 1917 Red Book
This short-lived make was a lightweight of 100lb. It had a roller-bearing 296cc Villiers two-stroke engine, direct-belt drive or optional two-speed chain-cum-belt transmission. Its mid-season appearance was very brief.