Source: Per news clipping post by David Archer at 18th Battalion Facebook Page (not group).
Family Search: Private James Henderson was born on 29 May 1897, in Toronto, Ontario, Canada as the son of Margaret Henderon. He had at least 2 daughters with Almeda. He lived in Toronto, York, Ontario, Canada in 1916. He registered for military service in 1916. In 1919, his occupation is listed as canadian national railway in Toronto, Ontario, Canada. He died on 19 January 1983, in Toronto, Ontario, Canada, at the age of 85, and was buried in Pine Hills Cemetery, Scarborough, Toronto, Ontario, Canada.
History of the 18th Battalion CEF, "The Fighting Eighteenth" 