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
The Czech site from which this page is derived gave the model as "MX", which appears to be an error. The machine pictured is probably a GM, of which there were three models, each powered by a different engine: Moser OHV, Zurcher OHV and JAP SV. This appears to be a Zurcher.
Specifications:
250cc four-stroke engine
3-speed gearbox Campbell
pressed metal frame
special fork
balloon tyres
Chain-transfer chain