Laid down as HMS Norham Castle, she was transferred to the RCN and commissioned at Glasgow on September 6, 1944. After working up at Tobermory she arrived in October at Londonderry to join EG C-8, then forming. She left 'Derry October 22 to join convoy ON.261 for her first Atlantic crossing and continued in service as an ocean escort for the remainder of the war. Humberstone left Londonderry May 12, 1945, for her last convoy, ONS.50, and in June sailed to Esquimalt, where she was paid off on November 17. She was sold to Chinese owners in 1946 and converted for merchant service as Taiwei, subsequently undergoing five more name-changes before becoming the Korean South Ocean in 1954. She was broken up at Hong Kong in 1959.
Ex-HMS NORHAM CASTLE