1. Anderson W (2006) Colonial pathologies: American tropical medicine, race, and hygiene in the Philippines. Duke University Press, Durham/London
2. Animal Resources Branch, Division of Research Resources, NIH (1963) Animal resources for biomedical research. George E. Burch Papers. National Library of Medicine, Bethesda
3. Animal Resources Program, Division of Research Resources, NIH (1968) Regional primate research centers—the creation of a program. Public Health Service, Bethesda
4. Anonymous (1939) First American monkey colony starts on Puerto Rico Islet. Life 2:26
5. Bederman G (1993) Manliness and civilization: a cultural history of gender and race in the United States, 1880–1917. University of Chicago Press, Chicago/London