October 23 – at 8:21 am HMCS Kootenay (DDE 258) suffers the worst peacetime accident in the history of the navy during routine full-power trials when her starboard gearbox reaches an estimated temperature of 650 degrees Celsius and explodes. The explosion and the ensuing fire killed 9 crew members and injured at least 53 others.
^"Queen Elizabeth II | The Canadian Encyclopedia". www.thecanadianencyclopedia.ca. Retrieved 4 December 2022.
^Lentz, Harris M. (4 February 2014). Heads of States and Governments Since 1945. Routledge. p. 143. ISBN 978-1-134-26490-2.
^Steenstrup, Bjørn, ed. (1968). "Hansson, Arthur Mørch". Hvem er hvem? (in Norwegian) (10 ed.). Oslo: Aschehoug. p. 211.
^Steenstrup, Bjørn, ed. (1973). "Fortegnelse over personer som siste gang er omtalt i utgaven 1968 med angivelse av deres dødsdatum". Hvem er Hvem? (in Norwegian) (11 ed.). Oslo: Aschehoug. p. 626. Retrieved November 7, 2019.