Maclure, William (1763 – 1840)
© Anon, | 1820
|
Eaton, Amos (1776-1842)
© Anon, | 1826
|
Owen, David (1807-1860)
© Anon, | 1833
|
Silliman, Benjamin (1779 – 1864)
© Anon, | 1842
|
Dana, James (1813 - 1895)
© Anon, | 1848
|
Emmons, Ebenezer (1800-1863)
© Anon, | 1855
|
Walcott, Charles (1850 - 1927)
© Anon, | 1885
|
Dana, James (1813-1895)
© Anon, | 1889
|
Hall (of Albany), James (1811-1898)
© Anon, | 1890
|
Powell, John (1834-1902)
© Anon, | 1895
|
Powell, John (1834-1902)
© Anon, | 1895
|
Powell, John (1834-1902)
© Anon, | 1898
|
Emmons, Samuel (1841-1911)
© Anon, | 1900
|
Gilbert, Grove Charles (1843 - 1918)
© Anon, | 1910
|
Walcott, Charles (1850-1927)
© Anon, | 1919
|
Osborn, Henry (1857-1935)
© Anon, | 1929
|
Lindgren, Waldemar (1860 – 1939)
© Anon, | 1930
|
Schubert, Charles (1858-1942)
© Anon, | 1932
|
Palmer, Nathaniel (1799-1877)
© Anon, |
|
Wilkes, Charles (1798-1877)
© Anon, |
|
Byrd, Richard (1888-1957)
© Anon, |
|   |   |   |   |   |