Burleigh, David Robert 1907-1984 How Engines Talk

Rotha, Paul 1907-1984 Documentary Film: the Use of the Film Medium to Interpret Creatively and in Social Terms the Life of the People as It Exists in Reality

Cameron, Donald Ross 1907-1984 Chromosomes and Phylogeny in Crepis. II. The Relationships of One Hundred Eight Species; P6(11)