Source: Per news clipping post by David Archer at 18th Battalion Facebook Page (not group).
Family Search: When Private Frederick Alfred LaRose was born on 10 April 1889, in Ontario, Canada, his father, Ninevah Agustus LaRose, was 30 and his mother, Isabella Catherine Montgomery, was 24. He married Edna May Coutanche on 24 January 1925, in Toronto, Ontario, Canada. They were the parents of at least 1 son. He lived in York, Ontario, Canada in 1901 and Etobicoke, York, Ontario, Canada in 1931. He registered for military service in 1915. In 1915, at the age of 26, his occupation is listed as carpenter. He died on 3 June 1972, in Orillia, Simcoe, Ontario, Canada, at the age of 83, and was buried in Toronto, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 