- 1911[subject unknown]Corporation Member
- 1912[subject unknown]Corporation Member
- 1913[subject unknown]Corporation Member
- 1914[subject unknown]Corporation Member
- 1915[subject unknown]Corporation Member
- 1916[subject unknown]Corporation Member
- 1917[subject unknown]Corporation Member
- 1918[subject unknown]Corporation Member
- 1919[subject unknown]Corporation Member
- 1920[subject unknown]Corporation Member
- 1921[subject unknown]Corporation Member
- 1922[subject unknown]Corporation Member
- 1923[subject unknown]Corporation Member
- 1924[subject unknown]Corporation Member
- 1924[subject unknown]Friday Evening Lecturer
- 1925[subject unknown]Corporation Member
- 1925[subject unknown]Trustee
- 1926[subject unknown]Trustee
- 1926[subject unknown]Corporation Member
- 1927[subject unknown]Trustee
- 1927[subject unknown]Corporation Member
- 1928[subject unknown]Corporation Member
- 1928[subject unknown]Trustee
- 1929[subject unknown]Trustee
- 1929[subject unknown]Corporation Member
- 1930[subject unknown]Trustee
- 1930[subject unknown]Corporation Member
- 1931[subject unknown]Trustee
- 1931[subject unknown]Corporation Member
- 1932[subject unknown]Corporation Member
- 1932[subject unknown]Trustee
- 1933[subject unknown]Trustee
- 1934[subject unknown]Corporation Member
- 1934[subject unknown]Trustee
- 1935[subject unknown]Corporation Member
- 1935[subject unknown]Trustee
- 1936[subject unknown]Corporation Member
- 1936[subject unknown]Trustee
- 1937[subject unknown]Corporation Member
- 1937[subject unknown]Trustee
- 1938[subject unknown]Corporation Member
- 1939[subject unknown]Corporation Member
- 1940[subject unknown]Corporation Member
- 1941[subject unknown]Corporation Member
- 1942[subject unknown]Corporation Member
- 1943[subject unknown]Corporation Member
- 1944[subject unknown]Corporation Member
- 1945[subject unknown]Corporation Member
- 1946[subject unknown]Corporation Member
- 1947[subject unknown]Corporation Member
- 1948[subject unknown]Corporation Member
- 1949[subject unknown]Corporation Member
- 1950[subject unknown]Corporation Member
- 1951[subject unknown]Corporation Member
- 1952[subject unknown]Corporation Member
- 1953[subject unknown]Corporation Member
- 1954[subject unknown]Corporation Member
- 1955[subject unknown]Corporation Member
- 1956[subject unknown]Corporation Member
- 1957[subject unknown]Corporation Member
- 1958[subject unknown]Corporation Member
- 1959[subject unknown]Corporation Member
- 1960[subject unknown]Corporation Member
- 1961[subject unknown]Corporation Member
Preserving and communicating the history of science at the MBL