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
Black Prince (tank) Black Prince (tank) Tank, Infantry, Black Prince (A43) is the name that was assigned to an experimental development of the Churchill tank with a larger, wider hull and a QF 17-pounder (76 mm) gun. It was named after Edward, the Black Prince, a famous 14th century military leader. As a development from the Churchill, the Black Prince was a continuation of the line of Infantry tanks, that is slower, heavier tanks intended to operate in close support of infantry. It also was able to work close with other tanks. The parallel development in British tank design were the Cruiser tanks,