A critical revision of the Quaternary Perissodactyla of Southern AfricaPublished in Annals of The South African Museum, in 1950, in volume 31, pages 393-479Descriptive catalogue of South African Decapod CrustaceaPublished in Annals of The South African Museum, in 1950, in volume 38, pages 1-837
Descriptive catalogue of South African Decapod CrustaceaPublished in Annals of The South African Museum, in 1950, in volume 38, pages 1-837