Vincent Black Shadow and C bikes having 1⅛" Amal 289 carburettors and Series D bikes having 1⅛" Amal Type 389/10 units. While other contemporary motorcycles tended to be polished and chromed, founder Philip Conrad Vincent (PCV) decreed that the Black Shadow engine itself be black. The engine's signature colour was achieved by applying a "pyluminising" coating of chromate anti-corrosion primer over which a layer of Pinchin & Johnson black enamel was added. The part was then baked in an oven for 2 hours at . Although some have claimed that the black finish increased the rate of heat rejection from the engine, its
Edward the Black Prince Thomas Holland: Edward had several natural sons before his marriage. With Edith de Willesford (died after 1385): With unknown mothers: Edward is often referred to as the "Black Prince". The first known source to use the sobriquet "Black Prince" was the antiquary John Leland in the 1530s or early 1540s (about 165 years after the death of the Black Prince). Leland mentions the sobriquet in two manuscript notes in the 1530s or early 1540s, with the implication that it was by that date in relatively widespread use. In one place, Leland refers in Latin to ""Edwardi Principis cog: Nigri"" (i.e.,