Debenham Sisters
Betty and Nancy Debenham, with their dog, Poncho, were keen motorcyclists. Nancy won a Gold Medal at Brooklands in 1926.
The Debenham Sisters
Pictures of the Otto Lantenhammer OHV 5 Valver and indeed, this machine was to be the first 5 Valve engine ever made.
The head is made from a solid piece of alloy (See Picture Right). with the 5 Valves operated by pushrods..
Many thanks to Ben Ludolphy from the Netherlands for supplying both the pictures and the information on this one.