Source: February 1918 casualty.
SIGNALLER DUDLEY JASPER
Mrs. A. M. Jasper, 78 Simpson avenue, had received official word that her son, Signaller Dudley Jasper, has been killed in action. His death occurred March 30. Signaller Jasper enlisted at New Year’s 1915 and went overseas with the “Pals” Battalion. He was fore eighteen months in France. Signaller Jasper was born in Toronto and was employed with the T. Eaton Co. He was just twenty-two years of age
Toronto Evening Telegram – April 15th, 1918
SIG. D.M. JASPER KILLED.
Sig. Dudley M. Jasper, son of Mr. and Mrs. James Jasper, 78 Simpson avenue, was killed in action March 30. He went overseas with the Pals’ Battalion in 1915, and had been 18 months in France. He was 22 years of age and before enlisting was employed with the T. Eaton Company.
Date and source unknown.
War Diary of the 18th Battalion CEF 