Vincent Black Shadow high temperatures at the track that year. Big-end failures put an early end to the attempt but several records were achieved including the 6 Hours and 1000 Kilometres by a Black Shadow. One of the spare engines for the run at Montlhéry wound up in Vietnam. It was sold to an owner in the United States, who installed it in a Rapide frame. The bike changed hands several times before being bought by Herb Harris and restored to Black Shadow specifications. Vincent Black Shadow Motorcycles produced by Vincent H·R·D at their factory in Stevenage, Hertfordshire, England were renowned for their
Black Prince (rocket) Black Prince (rocket) Black Prince was a proposed British-led satellite expendable launch system. It would have made heavy use of the preceding Blue Streak missile and the Black Knight test rocket development programmes, as well as some new elements, to produce a British-built launcher capable of deploying medium-sized payloads into orbit. Popularly known as the Black Prince due to its assigned rainbow code, in official documentation, the platform was referred to as the "Blue Streak Satellite Launch Vehicle" (BSSLV). The Black Prince originated from various ballistic missile programmes that were being conducted by the United Kingdom during the 1950s. As