SS Glentworth was a shelter deck cargo steamship built in 1920 by Hawthorn Leslie & Co. in Newcastle-upon-Tyne, England for R.S.

[2] Late in 1939 Box Hill sailed from Saint John, New Brunswick bound for Hull with a cargo of 8,452 tons wheat.

[1] On New Year's Eve she was in the North Sea 9 nautical miles (17 km) off the Humber lightship when she struck a German mine.

CSM's losses continued until just a week before the surrender of Japan in August 1945, by which time the company had lost a total of 13 ships.

[1] In 1952 the Royal Navy dispersed her remains with high explosive and Admiralty charts now mark her position as a "foul" ground.