1. Recoding Gender
2. Baker, Edwin A. to R.W. Beath. “Pathfinder” CNIB internal correspondence, 29 October 1947, Canadian National Institute for the Blind Fonds, Box 63, File 5, Mikan No.100473, Library and Archives Canada, Ottawa, Ontario, Canada
3. Beddoes, Michael to A.V. McGill, managing director of CNIB, 1 September 1967, Canadian National Institute for the Blind fonds, volume 44, file 7, R3647-0-9-E, Library and Archives Canada, Ottawa, Ontario.