Ludwig Boltzmann International Member (elected 1904)
February 20, 1844 - September 5, 1906

William Councilman Member (elected 1904)
January 1, 1854 - May 27, 1933

George Darwin International Member (elected 1904)
July 9, 1845 - December 7, 1912

William M. Davis Member (elected 1904)
February 12, 1850 - February 5, 1934

Hugo de Vries International Member (elected 1904)
February 16, 1848 - May 21, 1935

Paul Ehrlich International Member (elected 1904)
March 14, 1854 - August 20, 1915

Emil Fischer International Member (elected 1904)
October 9, 1852 - July 15, 1919

William Huggins International Member (elected 1904)
February 7, 1824 - May 10, 1910

John U. Nef Member (elected 1904)
June 14, 1862 - August 13, 1915

William F. Osgood Member (elected 1904)
March 10, 1864 - July 22, 1943

William Ramsay International Member (elected 1904)
October 2, 1852 - July 23, 1916

Karl Rosenbusch International Member (elected 1904)
June 24, 1836 - January 20, 1914