Haurongo: Rigg, Theodore
He whakaaturanga anō
Rārangi pukapuka
Miller, D. Thomas Cawthron and the Cawthron Institute. Nelson, 1963
Obit. Proceedings of the Royal Society of New Zealand 101 (1972--73): 125--130
Parrott, A. W. 'Theodore Rigg (1888--1972)'. New Zealand's Nature Heritage 84 (1975): 2357