Arthur William "Daddy" Oaks, 1865-1937, joined the North-West Mounted Police (NWMP) in 1885 and transferred to Calgary, Alberta in 1887. He was involved in a variety of business ventures after his discharge and in 1907 joined Plunkett and Savage. In the First World War he served in the 56th Battalion and in the 1920s was active in the Royal Canadian Mounted Police (RCMP) Veterans Association. He and his wife, Mary Elizabeth MacDonald, ?-1937, had six children, Donald J., James George McCullough, 1902-?, Douglas H., Arthur William, 1899-?, George MacDonald, 1898-1898, and Millie (Green). James lived and worked extensively in the Turner Valley oil fields.