Crypto Cycle Co
From Graces Guide
1872 Company established by William Gilbert James
1884 Listed at 3 Queen Victoria Street, London 
1888 February. Stanley Exhibition of Cycles in Westminster. Tricycle with two front wheels and one rear. 
1890 Jan/Feb. The Stanley Exhibition of Cycles at the Crystal Palace. Tricycle. 
1892 Announced the Crypto Geared Ordinary Bicycle
1904 They produced a light model that was well braced, and fitted it with a modified frame and a 2.5hp Peugeot engine. They also had a heavier model with a 3.5hp MMC engine and flat-belt drive. Also on offer was a range of electrical equipment, suitable for the home and garage.
1905 During that year they took over the agency for the Belgian Kelecom range.
1906-1908 They offered singles and twins, plus a 5hp four.
1909 The company went out of production.
1917 Crypto Motor and Cycle Co advertised.