Victor von Richter
1916 · Good
€25
René Descartes
1638 · Good
€1,375
Antoine Laurent Lavoisier
1812 · Fine
€315
Basilius Valentinus, Theodor Kerckring
1654 · Very good
€1,415
Cassius Jackson Keyser
1935 · Good
€50
Paul Drude
1919 · Fine
€160
Henry Ernest Dudeney
1935 · Fair
€25
William Houston Greene
1884 · Very good
€80
René Descartes
1666 · Good
€490
Jørgen Peter Müller
1902 · Fine
€155
Arthur B. Reeve
1925 · Very good
€25
Samuel Schmucker Sadtler
1935 · Very good
€45
Alfred Walter Stewart
1912 · Good
€25
J. Hamblin Smith, Thomas Kirkland
1881 · Good
€70
Dionysius Lardner
1875 · Very good
€50
Lascelles Abercrombie
1915 · Fair
€25
Edwin Emery Slosson
1935 · Fair
€25
Henry B. Maglathlin
1869 · Very good
€50
Samuel Colman, Samuel Colman
1935 · Good
€30
Nathaniel Bowditch, Philip Henry Cooper
1830 · Fair
€90
Guy Consolmagno, Dan M. Davis
1766 · Very good
€810
Clive Cussler, Graham Brown
1901 · Good
€60
Arthur A. Noyes
1935 · Good
€20
Walther Nernst
1908 · Very good
€30
Nathaniel Bowditch
1869 · Fair
€125
James Parkinson
1839 · Good
€85
Nicolaus Copernicus
1544 · Very good
€750
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Samuel Philip Sadtler, Henry Trimble
1928 · Very good
€30
Edwin Emery Slosson
1935 · Very good
€40
Abraham Kuyper
1916 · Good · NL
€25
Thomas Low Nichols
1854 · Very good
€140
Edward Livingston Youmans
1896 · Good
€50
José Ortega y Gasset
1935 · Good
€45
Richard A. Proctor
1918 · Good
€50
Charles Hamilton Smith
1850 · Very good
€60
Henry Paul Talbot
1932 · Fine
€55
Robert Boyle
1643 · Good
€1,230
William Kingdon Clifford
1887 · Good
€115
Michael Faraday
1874 · Fine
€65
Josiah Parsons Cooke Jr.
1882 · Very good
€120
Richard Helsham
1743 · Very good
€365
Ambrosius Aurelius Theodosius Macrobius
1571 · Good
€700
Alfred Daniell
1888 · Good
€70
Garrett Putman Serviss
1913 · Good
€35
Joseph Louis Lagrange, A. Boissonnade
1793 · Very good
€505
William Thomson Kelvin, Peter Guthrie Tait
1868 · Good
€65
Petty, William Sir
1721 · Good
€420
Bertrand Russell
1916 · Good
€80
Elias Loomis
1902 · Fine
€55
Albert Watson Davison
1935 · Very good
€95
Alfred North Whitehead, Bertrand Russell
1911 · Very good
€25
Garrett Putman Serviss
1907 · Fair
€30
Michael Faraday
1895 · Good
€55
Garrett Putman Serviss
1909 · Good
€45
Edgar Brinsmead
1800 · Very good
€135
Samuel Pierpont Langley
1903 · Good
€20
William Garden Blaikie, William Blaikie
1883 · Good
€120
Michael Faraday, Crookes, William Sir
1864 · Very good
€90
Earl Derr Biggers, Robert Welles Ritchie
1932 · Fine
€90