Charles Urban: Pioneering the Non-Fiction Film in Britain and America, 1897-1925. Exeter: University of Exeter Press.
Loizos, Peter (1993)
Innovation in Ethnographic Film: From Innocence to Self-Consciousness 1955-1985. Manchester: Manchester University Press.
MacDonald, Scott (2015)
Avant-Doc: Intersections of Documentary and Avant-Garde Cinema. Oxford University Press.
Caldwell, Genoa, ed. (1977)
The Man Who Photographed The World: Burton Holmes Travelogues 1886-1938. New York: Harry N, Abrams
Holmes, E. Burton (1953)
The World is Mine. Culver City, California: Murray and Gee.
Depue, Oscar B. (1947)
My first fifty years in motion pictures. Journal of the Society of Motion Picture Engineers 49(6): 481-493.
Available here.
Debaene, Vincent and Frédéric Keck (2009)
Claude Lévi-Strauss: L’Homme au regard éloigné. Gallimard.
Husmann, Rolf (2007)
Post-War Ethnographic Filmmaking in Germany: Peter Fuchs, the IWF and the Encyclopaedia Cinematographica. In Beate Engelbrect, ed., Memories of the Origins of Ethnographic Film. Peter Lang: Frankfurt-am-Main.
Henley, Paul (2020)
Beyond observation : a history of authorship in ethnographic film.
Manchester : Manchester University Press.
The first two chapters of this book (pp. 28-112) concern films of ethnographic interest made prior to the Second World War.
Free download here
Nicklin, Keith (1981)
Ethnography at the Powell-Cotton Museum. Newsletter (Museum Ethnographers Group) 11, April 1981, pp. 35-41
Available here