Lieutenant Colonel H.D.L. Gordon
4th Canadian Mounted Rifles

Canadian accounting principles are whatever Clarkson Gordon does.
(Col. Gordon quoted in Stephen Azzi, Walter Gordon and the Rise of Canadian Nationalism, 16)
Harry Duncan Lockhart Gordon was born in Toronto on on 29 July 1872. After attending Upper Canada College and the Royal Military College, Gordon trained as an accountant in England. By the outbreak of the Great War, he had become a prominent Toronto businessman in the accounting firm Clarkson Gordon & Co and commanding officer the 9th Mississauga Horse. He joined the 4th CMR as a major in December 1914.