Vincent Black Shadow to the new specifications. The prototype Black Shadow had engine number F10AB/1B/558 in frame R2549, and was completed on 16 February 1948. The bike was road tested by Charles Markham in Motor Cycling May 1948, during which test the bike was reported to have reached . The Black Shadow was officially introduced at the 1948 Motorcycle Show at Earls Court in London. The Black Shadows were built with the same labour-intensive hand-fitting of bearings and major engine parts that Vincent had used prior to the war. Official records say that 1774 Vincent Black Shadows were made. Vincent also built 15
The Black Album (Prince album) that Prince had become too pop-oriented. It was his attempt to regain his Black audience. The 1987 promo-only release had no printed title, artist name, production credits or photography printed; a simple black sleeve accompanied the disc. On promotional copies, only a song listing and catalog number—25677—were printed on the disc itself. The commercial version was to only have the catalog number—printed in pink—on the spine. The original compact disc pressing was made by Sony DADC rather than WEA Manufacturing. After Prince became convinced that the album was "evil", he ordered it to be withdrawn a week before its release