Canvis

* 1930 "My Dutch New Guinea Expedition". 1928. ''Ornithologische Monatsberichte'' 36:20-26

* 1930 "My Dutch New Guinea Expedition". 1928. ''Ornithologische Monatsberichte'' 36:20-26

* 1931 ''Die Vogel des Saurwagedund Herzoggebirges (NO Neuginea) Mitteilungen aus dem Zoologischen Museum in Berlin'' 17:639-723

* 1931 ''Die Vogel des Saurwagedund Herzoggebirges (NO Neuginea) Mitteilungen aus dem Zoologischen Museum in Berlin'' 17:639-723

* 1931 "Birds collected during the Whitney South Sea Expedition. XII Notes on ''Halcyon chloris'' and some of its subspecies". ''American Museum Novitates'' no 469

* 1931 "Birds collected during the Whitney South Sea Expedition. XII Referències on ''Halcyon chloris'' and some of its subspecies". ''American Museum Novitates'' no 469

* 1932 [http://web.archive.org/web/http://www.naturalhistorymag.com/editors_pick/1932_01-02_pick.html "A tenderfoot explorer in New Guinea"] ''Natural History'' 32:83-97

* 1932 [http://web.archive.org/web/http://www.naturalhistorymag.com/editors_pick/1932_01-02_pick.html "A tenderfoot explorer in New Guinea"] ''Natural History'' 32:83-97

* 1935 "Bernard Altum and the territory theory". ''Proceedings of the Linnaean Society of New York'' 45, 46:24-38

* 1935 "Bernard Altum and the territory theory". ''Proceedings of the Linnaean Society of New York'' 45, 46:24-38