Calthorpe was a British car manufacturer based in Birmingham, established as Calthorpe Motor Co. Ltd. Like many other Midlands vehicle makers, the company had its roots in the cycle industry. Its founder, George W. Hands, had started a bicycle business in the 1890s under the name Hands & Cake, which was renamed several times before becoming the Minstrel & Rea Cycle Co. in 1905. Hands entered car manufacturing in 1905…