«British Motorcycle Manufacturers – A» (en anglès). British Motorcycle Manufacturers, 06-06-2003. Arxivat de l'original el 11/6/2008. [Consulta: 15 agost 2008]. « Founded by James Starley and William Hillman in 1870 to make bicycles and the first patented tensioned wire-spoke wheel...»
«British Motorcycle Manufacturers – A» (en anglès). British Motorcycle Manufacturers, 06-06-2003. Arxivat de l'original el 11/6/2008. [Consulta: 15 agost 2008]. « Founded by James Starley and William Hillman in 1870 to make bicycles and the first patented tensioned wire-spoke wheel...»
«Premier» (en anglès). Arxivat de l'original el 26/9/2008. [Consulta: 25 agost 2008].