Alexander von Humboldt
1858 · Good
€110
Garrett Putman Serviss
1909 · Good
€45
Simon Newcomb
1903 · Good
€45
Margaret Bryan
1800 · Good
€210
Richard Maurice Bucke
1935 · Very good
€85
Mary Somerville
1863 · Good
€170
Samuel Pierpont Langley
1889 · Good
€45
Elijah H. Burritt
1866 · Good
€60
Salisbury, Rollin D.
1909 · Fine
€65
Camille Flammarion
1887 · Fine
€80
Grant, Robert
1852 · Fine
€130
Denison Olmsted
1881 · Good
€100
Garrett Putman Serviss
1935 · Good
€95
Aristotle
1561 · Very good
€915
Robert Boyle
1643 · Good
€1,230
Thomas Henry Huxley
1904 · Good
€35
Richard A. Proctor
1918 · Good
€50
Elijah H. Burritt
1862 · Good
€125
Samuel Vince
1843 · Good
€75
Caleb Bingham
1806 · Fine
€180
T. W. Webb
1886 · Very good
€145
Guy Consolmagno, Dan M. Davis
1766 · Very good
€810
Simon Newcomb
1917 · Good
€20
Garrett Putman Serviss
1913 · Good
€35
Robert Ellis, F.L.S.
1852 · Very good
€110
James Ferguson
1760 · Very good
€280
Charles John Holmes
1935 · Very good
€35
Immanuel Kant
1767 · Good
€520
Josiah Parsons Cooke Jr.
1882 · Very good
€120
Samuel Colman, Samuel Colman
1935 · Good
€30
John Keill
1741 · Good
€415
Felix O'Gallagher
1786 · Good
€265
John Winthrop
1762 · Very good
€1,010
William Derham
1722 · Fine
€450
Johann Wolfgang von Goethe
1816 · Good
€100
Simon Newcomb
1910 · Good
€20
Michael Faraday
1874 · Fine
€65
John Harris
1876 · Very good
€85
René Descartes
1638 · Good
€1,375
W. Brennand
1903 · Very good
€70
Charles Riborg Mann
1916 · Very good
€35
Samuel Taylor Coleridge
1804 · Very good
€100
John Conduitt
1733 · Very good
€665
Mary Somerville
1853 · Good
€95
Thomas Simpson
1751 · Very good
€660
Alfred A. Robb
1935 · Very good
€55
Thomas Ruggles Pynchon
1878 · Very good
€240
Galileo Galilei
1664 · Very good
€2,345
A. Oliver
1795 · Fine
€480
Edgar Allan Poe
1848 · Very good
€295
Jean André de Luc, Jean André Luc
1808 · Very good
€115
Thomas Burnet
1704 · Good
€335
William Chauvenet
1899 · Very good
€45
Martín Cortés
1570 · Good
€745
John Bentley
1836 · Very good
€120
Walter W. Bryant
1907 · Good
€25
James Finley Weir Johnston
1855 · Very good
€225
Robert Hooke
1672 · Very good
€770
Thomas Reid
1765 · Very good
€640
Wilmore, Albert.
1921 · Good
€35