Morris Raphael Cohen
1935 · Fine
€35
George Boole
1882 · Fine
€65
René Descartes
1912 · Very good
€85
Aristotle
1579 · Fine
€1,405
Aristotle
1901 · Good
€70
Lucian of Samosata
1553 · Fair
€380
Georg Wilhelm Friedrich Hegel
1813 · Very good
€110
Aristotle
1578 · Good
€465
Adriaan Pit
1930 · Good · NL
€25
Galileo Galilei
1664 · Very good
€2,345
Christian Wolff
1745 · Very good · NL
€300
Plato
1843 · Fair
€60
Vignola
1655 · Very good
€1,630
Yogananda Paramahansa
1931 · Fine
€125
Marcet Mrs
1828 · Good
€155
Auguste Comte
1867 · Fair
€50
Euclid
1585 · Very good
€565
Lycophron
1560 · Very good
€1,690
Coles, Elisha
1698 · Good
€835
Johannes Kepler
1616 · Fair
€1,400
Freda Dinn
1903 · Very good
€35
Simon Berington
1758 · Very good
€240
E. V. Lucas
1924 · Good
€20
John Wesley
1796 · Very good
€575
Thomas Browne
1651 · Good
€520
Plato
1864 · Good
€100
Pieter Lodewijk Muller
1917 · Fair · NL
€55
Cicero
1728 · Good
€180
Ludvig Holberg
1776 · Good
€190
Thomas Browne
1652 · Very good
€1,335
Pierio Valeriano, Valeriano Bolzani
1571 · Fine
€720
Giambattista Vico
1737 · Very good
€1,090
Iamblichus, L. Deubner
1746 · Good
€250
Carl Linnaeus
1751 · Good
€495
Plato
1562 · Fine
€1,785
Longinus
1613 · Good
€1,580
Adolf Engler
1917 · Good
€25
Nicolas Malebranche
1693 · Very good
€600
Abraham Tucker
1817 · Good
€135
Roger Eliot Fry
1931 · Very good
€30
Plato
1835 · Fine
€145
Richard Helsham
1743 · Very good
€365
John Ward (of Chester)
1708 · Good
€305
Erasmus Darwin
1837 · Very good
€105
August Johann Rösel von Rosenhof
1771 · Fine · NL
€300
Erasmus Darwin
1800 · Fair
€65
A. S. Neill
1935 · Very good
€45
Robert Hooke
1672 · Very good
€770
Alfred Daniell
1888 · Good
€70
Percival Lowell, Pforzheimer Bruce Rogers Collection (Library of Congress)
1904 · Very good
€45
Felix O'Gallagher
1786 · Good
€265
Lazzaro Spallanzani
1778 · Very good
€545
Maria Montessori
1931 · Good
€110
Álvar Núñez Cabeza de Vaca, Martin A. Favata
1769 · Good
€210
Sturm, Christoph Christian
1815 · Very good
€95
Torquato Tasso
1598 · Very good
€630
Carl Linnaeus
1783 · Very good
€655
René Descartes
1655 · Fine
€1,820
Plato
1889 · Good
€60
Pseudo-Macarius, Arthur James Mason
1563 · Very good
€685