1854–1864
Joseph Alexander Ames, 1862
Jean Louis Rodolphe Agassiz, 1866
Joseph Alexander Ames, 1946
Joseph Alexander Ames, 1840
Jean Louis Rodolphe Agassiz, 1855
Jean Louis Rodolphe Agassiz, 1875
Joseph Alexander Ames, 1858
Jean Louis Rodolphe Agassiz, 1869
Jean Louis Rodolphe Agassiz, 1874