Carlton C. Curtis
1907 · Fine
€50
William Withering
1849 · Fine
€435
Eduard Strasburger
1935 · Fine
€45
Jan van der Groen
1679 · Fine · NL
€1,250
Abraham Kuyper
1911 · Fine · NL
€30
Sachs, Julius
1902 · Fine
€80
August Neander
1872 · Fine
€105
John George Wood
1886 · Fine
€105
Heber W. Youngken
1935 · Fine
€110
Arthur van Schendel
1921 · Fine · NL
€35
Eduard Strasburger
1924 · Fine
€40
Charles Darwin
1909 · Fine
€90
C. L. van der Burg
1888 · Fine · NL
€65
Ernst H. F. Meyer
1864 · Fine
€75
Pieter Joseph Cruse
1911 · Fine · NL
€30
Thompson, D'Arcy Wentworth
1931 · Fine
€35
Alphonse de Candolle
1886 · Fine
€100
John Burroughs
1889 · Fine
€235
Vries, Hugo de
1890 · Fine · NL
€105
Leander Sylvester Keyser
1907 · Fine
€70
Samuel Stanhope Smith
1793 · Fine
€925
Maatschappij der Nederlandse Letterkunde te Leiden
1811 · Fine · NL
€180
Abraham Bloemaert
1693 · Fine · NL
€1,425
Charles Lanman
1862 · Fine
€110
William Beebe
1935 · Fine
€115
Frederik Hendrik Neiszen
1935 · Fine · NL
€110
August Johann Rösel von Rosenhof
1771 · Fine · NL
€300
Carl Friedrich Gauss
1817 · Fine
€130
Yogananda Paramahansa
1931 · Fine
€125
James Anthony Froude
1884 · Fine
€95
Cornelis Lekkerkerker
1935 · Fine · NL
€95
Edward Stanley
1841 · Fine
€165
Catherine Parr Traill
1874 · Fine
€160
Salisbury, Rollin D.
1909 · Fine
€65
J. Arthur Thomson
1909 · Fine
€45
Louis Couperus
1895 · Fine · NL
€65
Alfred Russel Wallace
1935 · Fine
€35
Plato
1835 · Fine
€145
Charles Almanzo Babcock
1935 · Fine
€75
Hendrik Kern
1872 · Fine · NL
€205
Titus Lucretius Carus, Hugh Andrew Johnstone Munro
1586 · Fine
€1,715
Jonathan Pereira
1856 · Fine
€200
Gerard Manley Hopkins
1920 · Fine
€45
Alexander Lowy, Benjamin Harrow
1924 · Fine
€120
Willem Jan Maria Westerwoudt
1915 · Fine · NL
€40
Nicolass Muller
1915 · Fine · NL
€35
H. Newell Martin
1903 · Fine
€40
John D. Godman
1827 · Fine
€125
Publius Vergilius Maro, Ovid
1548 · Fine
€2,040
Antoni Christiaan Winand Staring
1900 · Fine · NL
€30
J. Th Ubbink
1933 · Fine · NL
€95
Camille Flammarion
1887 · Fine
€80
Robert Jacobus Fruin
1928 · Fine · NL
€55
Harvey, William
1635 · Fine
€1,535
Peter Lund Simmonds, Simmonds P. L. (Peter Lund)
1923 · Fine
€50
W. H. Hudson, W. H Hudson
1907 · Fine
€110
John Pearson, Temple Chevallier
1661 · Fine
€1,560
Carl David Tolmé Runge
1916 · Fine
€50
Sepp, Christiaan
1912 · Fine · NL
€125
Elias Loomis
1902 · Fine
€55