Edward Barnard Member (elected 1911)
December 16, 1857 - February 6, 1923

Bertram Boltwood Member (elected 1911)
July 27, 1870 - August 14, 1927

Arthur L. Day Member (elected 1911)
October 30, 1869 - March 2, 1960

Edwin H. Hall Member (elected 1911)
November 7, 1855 - November 20, 1938

Robert A. Harper Member (elected 1911)
January 21, 1862 - May 12, 1946

John Hayford Member (elected 1911)
May 19, 1868 - March 10, 1925

James F. Kemp Member (elected 1911)
August 14, 1859 - November 17, 1926

Ernest Rutherford International Member (elected 1911)
August 30, 1871 - October 19, 1937

Julius Stieglitz Member (elected 1911)
May 26, 1867 - January 10, 1937

Edward Van Vleck Member (elected 1911)
June 7, 1863 - June 2, 1943

Vito Volterra International Member (elected 1911)
May 3, 1860 - October 11, 1940