George Santayana
1908 · Very good
€55
Immanuel Kant
1817 · Good
€80
Constantin-François Volney
1796 · Fine
€355
Colin MacLaurin
1753 · Very good
€835
Christian Wolff
1745 · Very good · NL
€300
Immanuel Kant
1805 · Very good
€100
George Boole
1882 · Fine
€65
René Descartes
1912 · Very good
€85
Immanuel Kant, Alain Renaut
1807 · Very good
€330
A. S. Neill
1935 · Very good
€45
Thomas Paine
1794 · Good
€185
Josiah Royce
1903 · Very good
€65
William Leybourn, Richard Sault
1696 · Good
€1,050
Morris Raphael Cohen
1935 · Fine
€35
Jonathan Edwards
1767 · Very good
€245
Andreas Röschlaub
1809 · Fine · NL
€195
Eugène Pittard
1926 · Good
€20
Charles Darwin
1909 · Fine
€90
Jeanne Marie Bouvier de La Motte Guyon, James W. Metcalf
1786 · Good
€190
Roger Eliot Fry
1931 · Very good
€30
Álvar Núñez Cabeza de Vaca, Martin A. Favata
1769 · Good
€210
Mark Twain
1903 · Very good
€30
John Wesley
1796 · Very good
€575
Immanuel Kant, Kant
1816 · Very good
€155
Solomon Stoddard
1723 · Very good
€290
Edmund Law
1746 · Very good
€565
Sir John Ross
1835 · Very good
€285
George MacDonald
1893 · Good
€60
Erasmus Darwin
1837 · Very good
€105
Ira Warren
1874 · Fine
€140
George Santayana
1935 · Very good
€75
Leopold Auenbrugger, Forbes, John Sir
1764 · Very good
€295
Margery Williams Bianco
1935 · Good
€20
John Adams - undifferentiated
1790 · Fine · NL
€410
William Ellis
1808 · Good
€105
Mark Twain
1874 · Good
€50
Schwegler, Albert
1864 · Fine
€120
Sturm, Christoph Christian
1815 · Very good
€95
Jonathan Edwards
1772 · Good
€305
John Joly
1932 · Very good
€75
Coles, Elisha
1698 · Good
€835
Benjamin Rush
1805 · Good
€150
Plato
1889 · Good
€60
George Fownes
1848 · Very good
€200
Max Scheler
1935 · Good
€20
Yogananda Paramahansa
1931 · Fine
€125
John Cowper Powys
1933 · Very good
€50
Thomas Browne
1652 · Very good
€1,335
John Locke, Helene Bouchilloux
1743 · Very good
€490
Alonzo Gray
1846 · Good
€135
Joseph Le Conte
1928 · Very good
€30
Maria Edgeworth
1804 · Good
€200
Joseph Butler, B. F. Tefft
1789 · Very good
€630
Abraham Tucker
1817 · Good
€135
James Parkinson
1824 · Good
€270
H. G. Wells
1929 · Very good
€25
George Campbell
1823 · Very good
€150
Lois Lowry
1624 · Good
€1,045
Walter W. Bryant
1907 · Good
€25
Erwin Rohde
1913 · Very good
€75