Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 132,950 pages of information and 210,197 images on early companies, their products and the people who designed and built them.
Durham-Churchill of Hallamshire Motor and Engineering Works, Grimesthorpe near Sheffield manufactured charabancs as Hallamshire cars
1901-1906 Made automobiles under the 'Hallamshire' brand - some designed by Alliott Verdon-Roe
1903 Took part in the 1903 Reliability Trial
At the 1905 Royal Agricultural Hall Show they displayed their four-cylinder 24 hp charabanc with 24 seats. It was powered by an Aster engine. A Champion clutch was fitted with a four-speed gearbox. The vehicle cost £600.
1906 Cars had a British made chassis with French (Aster) engines. Models were 10-12 h.p. (two-cylinder), 12-14 h.p., 20 h.p. and 24 h.p. models (the three larger models had four-cylinder engines). 
In 1908 they showed a 26 seater charabanc powered by the 30 bhp Aster engine.
1913-1917 For a list of the models and prices of Petrol Motor Commercial Vehicles see the 1917 Red Book