Featured Pages Matchless Flat Twin 1916 An Outstanding Design by Harry Collier
Matchless 732cc HO TwinClement Ader The Stuff of Legend
Pioneer in Telephony, Aviation and Motorcycling
Moteurs AderGuzzi's Grandpa A shaft-drive transverse V-twin from 1904, another deft touch from Clement Ader.
Samuel E. Prior
1919 Directory lists them as Prior, E. Sml. 40 Replingham Road, Wandsworth, London SW18 and as motorcycle manufacturers.