Titles
- Letter to Henry Swan from his father3
- Memorandum from Alan Gregg to Raymond Fosdick3
- [Class of 1939]3
- Fess Took Me for a Polysaccha-ride2
- Greetings: buy Christmas seals, protect your home from tuberculosis2
- Healthy looks can hide tuberculosis: the x-ray will show it before you know it2
- Immunochemistry2
- Letter from A. T. McCormack to Thomas Parran2
- Letter from Alan Gregg to Roger S. Greene2
- Letter from Alan Gregg to Walter B. Cannon2
- Letter from Barbara McClintock to Curt and Evelyn Stern2
- Letter from Catharine Macfarlane to Florence R. Sabin2
- Letter from Charles A. Doan to Florence R. Sabin2
- Letter from Charles R. Burnham to Barbara McClintock2
- Letter from Claude Forkner to Florence R. Sabin2
- Letter from Elvin A. Kabat to Michael Heidelberger2
- Letter from F. Elisabeth Crowell to Alan Gregg2
- Letter from Florence B. Seibert to Florence R. Sabin2
- Letter from Florence R. Sabin to Catharine Macfarlane2
- Letter from Florence R. Sabin to Charles A. Doan2