HMS Hever Castle (K521) depth on the fuses of the projectiles until the moment of firing. A single Squid-launched attack had a success rate of 25%. The class was also provided with HF/DF and Type 277 radar. "Hever Castle" was ordered on 23 January 1943. The ship, named for Hever Castle in Hever, Kent, was laid down on 29 June 1943 and launched on 24 February 1944. At some point in 1943, the ship was transferred to the Royal Canadian Navy. The corvette, renamed "Copper Cliff" after a suburb of Sudbury, Ontario, was commissioned into the Royal Canadian Navy on 25 February 1944 with
Hever Golf Rose to the Doncaster St Leger sales as a yearling but bought her in for 6,000 gns when she failed to attract interest. Popely later sold her privately to Michael P Hanson for a reported fee of £100,000. Hever Golf Rose was trained throughout her career by Joe Naughton at The Durdans stables at Epsom, Surrey. Naughton had begun training in 1991 and Hever Golf Rose was his first important winner. She had many jockeys but was most closely associated with Jason Weaver, who rode her for eleven of her thirteen races in her championship season of 1995. Hever Golf Rose