220th Battalion CEF

The 220th battalion was recruited in York County, and mobilized in Toronto, Ontario, with a strength of 18 officers and 446 other ranks. The battalion embarked from Halifax on 29 April, 1917, on the troop ship Olympic, and disembarked in the UK on 7 May. 

various
Ley and Lois Smith War, Memory and Popular Culture Research Collection - The University of Western Ontario - London, Ontario
First World War