- 1931[subject unknown]Independent
- 1932[subject unknown]Independent
- 1933[subject unknown]Independent
- 1936[subject unknown]Independent
- 1938[subject unknown]Independent
- 1939[subject unknown]Independent
- 1939[subject unknown]Independent
- 1940[subject unknown]Independent
- 1944[subject unknown]Independent
- 1945[subject unknown]Independent
- 1947[subject unknown]Independent Investigators
- 1948[subject unknown]Library Readers
- 1949[subject unknown]Indendent
- 1951[subject unknown]Independent Investigators
- 1969[subject unknown]Library Readers
- 1971[subject unknown]Library Readers
- 1972[subject unknown]Library Readers
- 1973[subject unknown]Library Readers
Preserving and communicating the history of science at the MBL