Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 142,963 pages of information and 228,875 images on early companies, their products and the people who designed and built them.
1902 National Cycle Show. Frank H. Parkyn showed a motor-bicycle fitted with the Minerva 2 h.p. engine. The frame of the machine was extra strong. Also at the show is a separate entry for Harry Parkyn who was the maker of the Olympic cycle which had used an adapted Minerva motor with strengthened frame.