Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 137,400 pages of information and 221,179 images on early companies, their products and the people who designed and built them.
Note: This is a sub-section of Crossley Motors
1906 Produced 22-28 and 40 h.p. models. Sales handled by Charles Jarrott and Letts.
1908 See Crossley Motors: 1908
1909 November. Details of the 12-14hp four-cylinder car.
1912 October. Details of the 15hp and 20hp cars.
1913-1917 For a list of the models and prices see the 1917 Red Book
1913 April. Advert for the 15 hp and the 20-25 hp models. 
1913 May. Details of the 15-hp Shelsley car.
1913 November. Cars for the next year are three. 15hp, 15hp Shelsley, and the 20-25hp.
1914 Manufacturers of motor cars. Employees 800. 
1914 October. Details of the 15-20hp and the 20-25hp cars.
1919 March. Advert for the 25-30 hp car with the claim that over 5,000 were built for the RFC. 
1936 Production continued until at least this date - the Regis model was in production (see advert)