Haurongo: Kain, Edgar James
He whakaaturanga anō
Rārangi pukapuka
Burns, M. G. Cobber Kain. Auckland, 1992
Minterne, D. The history of 73 Squadron, RAF. Part 1, 1917 to 1940. Dorchester, 1994
Thompson, H. L. New Zealanders with the Royal Air Force. Vol. 1. Wellington, 1953
Obit. Dominion. 10 June 1940: 9