Haurongo: Howard, Edwin John
He whakaaturanga anō
Rārangi pukapuka
Gee, D. G. Our Mabel. Wellington, 1977
Howard, E. J. Papers. MS. DUHO
McAloon, J. 'Working class politics in Christchurch, 1905--1914'. MA thesis, Canterbury, 1986
Olssen, E. The Red Feds. Auckland, 1988