Lieutenant-Colonel Harry Mackendrick
Queen’s Own Rifles

This Officer was gassed with enemy gas while in support near Lens at 2 am on 5.9.17. He suffered from vomiting, blepharitis & conjunctivitis, sore throat, constriction of chest & cough … Sleep is greatly disturbed, waking with terrors; is nervous & has trembling spells & slight tremor.
(Personnel file, medical report, 1917)
Born on 30 August 1895 in Galt, Ontario, Harry Crane Mackendrick was a University of Toronto graduate and First World War veteran. He was commissioned with the UofT officer training corps and joined the 111th Battalion in January 1916. He went to France as a reinforcement officer for the 4th Battalion but suffered mustard gas burns in September 1917. He was admitted to a casualty clearing station where his father, a doctor attached to with the Royal Army Medical Corps, happened to be stationed.