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
HMS Black Prince (1904) or surface ship was responsible for sinking "Black Prince". During the battle, the 1st Cruiser Squadron was deployed as part of a screening force several miles ahead of the main force of the Grand Fleet, but "Black Prince" lost contact with the rest of the Squadron as it came into contact with German forces, at about 17:42. Soon after, two other members of the 1st Cruiser Squadron, and , were heavily engaged by German battleships and battlecruisers, with "Defence" blowing up and "Warrior" receiving heavy damage, which later caused her to sink. There were no positive sightings of "Black Prince"