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
Manufactured by Surrey Sidecars Ltd, Station Works, Coulsdon, Surrey, 1955-1961
Edward Ford built a variety of sidecars including the Sylvan "caravan", the Rambler De Luxe and the Coulsdon.
Sources: reddevilmotors.blogspot.com, contemporary advertising, et al