Ralph Waldo Emerson
1851 · Very good
€130
William Paley
1805 · Very good
€175
John Wesley
1796 · Very good
€575
R. G. Collingwood
1838 · Good
€245
Bernard Boedder
1897 · Fair
€40
Carlton C. Curtis
1907 · Fine
€50
Daniel Oliver
1872 · Good
€65
Carl Linnaeus
1751 · Good
€495
Worthington Hooker
1906 · Very good
€30
Catherine Parr Traill, Agnes Chamberlin
1923 · Good
€25
Felix O'Gallagher
1786 · Good
€265
William Wollaston, William Wollaston
1754 · Fine
€325
William Beebe
1922 · Very good
€60
Thomas Henry Huxley
1889 · Fair
€30
Denison Olmsted
1868 · Good
€60
Smellie, William
1791 · Good
€265
Christiaan Lodewijk Houthuysen
1930 · Good · NL
€30
Sturm, Christoph Christian
1815 · Very good
€95
Gilbert White, Anne Secord
1926 · Good
€20
Marcet Mrs
1828 · Good
€155
Charles Darwin
1909 · Fine
€90
Julie Hoek
1930 · Very good · NL
€35
William Thomson Kelvin, Peter Guthrie Tait
1868 · Good
€65
Grant Allen
1935 · Good
€75
James M. Macoun
1898 · Fair
€30
Grant Allen
1885 · Good
€155
André Michaux
1811 · Fair
€140
David Hume
1762 · Fine
€415
Friedrich Christian Accum
1816 · Good
€110
Francis Bacon
1652 · Fair
€1,480
Seneca the Younger
1531 · Fair
€1,440
Gilbert White
1807 · Good
€250
John D. Godman
1827 · Fine
€125
Priscilla Wakefield
1825 · Good
€140
Sir James Edward Smith
1811 · Good
€275
Immanuel Kant, Kant
1816 · Very good
€155
Thomas Boston, Vasile Lazar
1745 · Good
€345
Martin Klopstock
1911 · Good
€35
Immanuel Kant, Alain Renaut
1807 · Very good
€330
David Hume
1763 · Good
€395
James Edmund Harting
1872 · Fair
€65
Adolf Engler
1917 · Good
€25
Sedgwick, Adam
1915 · Very good
€95
Joseph Le Conte
1928 · Very good
€30
Johannes Hoops
1911 · Good
€65
Essex Institute.
1895 · Very good
€65
Bossu M.
1779 · Very good
€600
T. Jeffery Parker
1907 · Fair
€55
Sir William Jardine
1808 · Good
€140
J. F. Martinet
1796 · Very good
€750
John Mason Good
1849 · Fair
€70
Asa Gray
1891 · Good
€80
Asa Gray
1889 · Very good
€115
Charles Fort
1933 · Fair
€35
John Hunter FRS
1839 · Good
€245
Kalm, Pehr, Adolph B. Benson
1765 · Fine
€515
Georges-Louis Leclerc, comte de Buffon, Georges Louis Leclerc De Buffon
1774 · Very good
€355
Edward Stanley
1841 · Fine
€165
Harriet Martineau
1899 · Fine
€145
Percival Lowell
1907 · Very good
€25