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. Report on Visit to Colombia Publication: Produced: November 1923 Subject(s): Education, MedicalSchools, MedicalColombia Archival Collection: The Alan Gregg Papers (Profiles in Science)