1. Cholera Author(s): Clark, Elon, 1909-2001 cartographer Publication: [United States] : J.B. Lippincott Company, 1943 Subject(s): Cholera -- epidemiologyEndemic Diseases
2. Provisional malaria map of East Africa: Tanganyika Publication: [England] : E.A. Survey Group, 1943 Subject(s): Malaria -- epidemiologyTanzania