Brigadier-General Ernest Alexander Cruikshank 1853-1939
A noted authority on Ontario's history, Cruikshank was born in Bertie Township, Welland County, and educated at Upper Canada College. An ensign in the militia in 1877, he retired as a brigadier-general in 1921. Because of his interest in history he was seconded to the Public Archives of Canada in 1908, became Director of the Historical Section, General Staff, in 1918, and in 1919 was chosen first Chairman of the Historic Sites and Monuments Board of Canada. He was a member of the Royal Society of Canada and a President of the Ontario Historical Society. Among his many writings were: "The Story of Butler's Rangers", "James Kirby, His Life in Letters", and the edited volumes of "The Simcoe Papers".
Plaque via Alan L. Brown's site Ontario Plaques. Full page here.