Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,748 pages of information and 232,400 images on early companies, their products and the people who designed and built them.
Early French make of automobile.
1904 Brothers George and Maurice formed a partnership - Sizaire Brothers
Maurice Sizaire designed a racing car
UK agent was Stanley Wrench
1906. Produced 8-10 h.p. shaft-drive single-cylinder car. 
1913-1917 For a list of the models and prices available in 1913 and 1914 see the 1917 Red Book