1. Santiago Samper laboratory Publication: Produced: [November 1923] Subject(s): Education, MedicalSchools, MedicalColombia Archival Collection: The Alan Gregg Papers (Profiles in Science)
2. Histological laboratory and students in Colombia Publication: Produced: [1923?] Subject(s): Education, MedicalLaboratoriesColombia Archival Collection: The Alan Gregg Papers (Profiles in Science)
3. Alan Gregg in Magdalene River, Colombia Publication: Produced: [1923] Subject(s): Colombia Archival Collection: The Alan Gregg Papers (Profiles in Science)
4. Mapa de la República de Colombia Author(s): Rozo, Dario, artist Publication: [Bern] : Instituto Geografico de Kümmerly & Frey, 1939 Subject(s): Yellow Fever -- epidemiologyColombia
5. Report on Visit to Colombia Publication: Produced: November 1923 Subject(s): Education, MedicalSchools, MedicalColombia Archival Collection: The Alan Gregg Papers (Profiles in Science)
6. Soy Segurito, su amigo Publication: [Colombia] : Instituto de Seguros Sociales, [19--] Subject(s): Family HealthQuality of LifeColombia