Aristotle
1561 · Very good
€915
Grant, Robert
1852 · Fine
€130
Richard Maurice Bucke
1935 · Very good
€85
Camille Flammarion
1887 · Fine
€80
Alfred A. Robb
1935 · Very good
€55
Robert Ellis, F.L.S.
1852 · Very good
€110
Ernst Heinrich Philipp August Haeckel
1900 · Fine
€30
T. W. Webb
1886 · Very good
€145
Guy Consolmagno, Dan M. Davis
1766 · Very good
€810
Josiah Parsons Cooke Jr.
1882 · Very good
€120
James Ferguson
1760 · Very good
€280
Michael Faraday
1874 · Fine
€65
George Campbell
1823 · Very good
€150
W. Brennand
1903 · Very good
€70
William Derham
1722 · Fine
€450
John Harris
1876 · Very good
€85
Thomas Ruggles Pynchon
1878 · Very good
€240
Carl Friedrich Gauss
1817 · Fine
€130
Elias Loomis
1902 · Fine
€55
James Finley Weir Johnston
1855 · Very good
€225
Galileo Galilei
1664 · Very good
€2,345
Elias Loomis
1883 · Very good
€120
John Winthrop
1762 · Very good
€1,010
James Bissett Pratt
1935 · Very good
€70
A. Oliver
1795 · Fine
€480
Hermann Weyl
1921 · Very good
€80
Frederick Soddy
1935 · Fine
€30
John Bentley
1836 · Very good
€120
George Fownes
1848 · Very good
€200
Yogananda Paramahansa
1931 · Fine
€125
Samuel Schmucker Sadtler
1935 · Very good
€45
Thomson, Thomas
1802 · Very good
€160
James Ferguson
1765 · Very good
€805
Kimball, Arthur L.
1935 · Very good
€25
Nicholson, William
1818 · Very good
€185
John Conduitt
1733 · Very good
€665
Thomas Simpson
1751 · Very good
€660
Amédée Guillemin
1886 · Very good
€205
A. Wilmer Duff
1916 · Very good
€65
F. Max Müller
1899 · Very good
€75
Wood, Robert Williams
1919 · Fine
€40
William Chauvenet
1899 · Very good
€45
Edwin Emery Slosson
1935 · Very good
€40
Steven S. Zumdahl
1907 · Very good
€25
Jean André de Luc, Jean André Luc
1808 · Very good
€115
John Bernhard Stallo
1883 · Fine
€55
Theodor Reik
1929 · Very good
€40
Percival Lowell
1907 · Very good
€25
Caleb Bingham
1806 · Fine
€180
Charles John Holmes
1935 · Very good
€35
Balfour Stewart
1875 · Very good
€120
Augustin Privat-Deschanel
1903 · Very good
€40
William Cecil Dampier
1930 · Very good
€60
Edgar Allan Poe
1848 · Very good
€295
E. A. Wallis Budge
1932 · Fine
€95
H. Newell Martin
1903 · Fine
€40
Walther Nernst
1908 · Very good
€30
Charles Riborg Mann
1916 · Very good
€35
James Martineau
1935 · Very good
€80
Royal Astronomical Society
1879 · Very good
€80