41. It's not easy Publication: [Uganda] : Federation of Uganda Employers : Experiment in International Living/Uganda, [19--?] Subject(s): Acquired Immunodeficiency SyndromeDisease Transmission, InfectiousMotion Pictures as Topic
42. General hygiene: prepared for use in the Department of Hygiene in the College of the City of New York Author(s): Storey, Thomas A. (Thomas Andrew), 1875-1943 author Publication: New York : Thomas A. Storey, 1924 Subject(s): HygieneDisease Transmission, Infectious