Bolsovcr Bros Ltd was a British automobile manufacturer based in Eaglescliffe, County Durham, that operated from 1907 to 1909. The company specialized in the production of steam-powered vehicles, leveraging over a decade of experience in adapting steam technology for automotive use. The Bolsovcr steam car was designed as a two-seater vehicle, featuring a three-cylinder poppet valve engine located at the front and a semi-flash boiler positioned…