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
57 rue Denis Papin, Puteaux (1898), and later 12 avenue de Madrid, Neuilly.
Bozier tricycles first appeared in 1901. They were fitted with a cone clutch system (Bozier Changement de Vitesse) which was supplied to other manufacturers including David, Dennis, Darracq and La Nef. Quadricycles appeared in 1902, and by 1905 they were building tricycles under an Austral licence, along with voiturettes powered by De Dion-Bouton engines.
Sources: Autopasion18.com; Bourdache p146.