John Conduitt
1733 · Very good
€665
Ralph W. G. Wyckoff
1935 · Very good
€30
Frederick Soddy
1935 · Fine
€30
Bertrand Russell
1935 · Good
€85
Thomas Simpson
1751 · Very good
€660
Alonzo Gray
1846 · Good
€135
Freda Dinn
1903 · Very good
€35
Sir Isaac Newton
1727 · Very good
€475
Wilkins, John
1643 · Good
€485
Alfred Daniell
1888 · Good
€70
William Cullen
1801 · Very good
€165
Robert Boyle
1673 · Very good
€600
Euclid
1585 · Very good
€565
Pierre Joseph Macquer
1782 · Good
€205
Hans R. Pruppacher, J.D. Klett
1904 · Very good
€120
Herbert French
1914 · Good
€20
Gerrard Hickson
1922 · Very good
€35
Sir Humphry Davy
1827 · Good
€85
Jane Haldimand Marcet
1809 · Fine
€255
Marcet Mrs
1815 · Good
€235
Joseph Priestley
1841 · Very good
€95
John William Draper
1847 · Fine
€180
Nicolas Malebranche
1693 · Very good
€600
Friedrich Christian Accum
1816 · Good
€110
Kane, Robert
1847 · Good
€100
Garrett Putman Serviss
1935 · Good
€95
Frank Hastings Hamilton
1869 · Fine
€85
Robert Hooke
1672 · Very good
€770
Samuel Vince
1843 · Good
€75
W. R. Tymms, Matthew Digby Wyatt
1872 · Very good
€50
William Houston Greene
1884 · Very good
€80
Henry E. Roscoe, Carl Schorlemmer
1886 · Fine
€60
Sir James Alfred Ewing
1932 · Good
€95
John Dalton
1838 · Good
€85
Thomson, Thomas
1802 · Very good
€160
Edwin Emery Slosson
1935 · Very good
€40
Francis Sutton
1896 · Very good
€115
Percival Lowell
1907 · Very good
€25
Turner, Edward
1847 · Good
€105
John Ruskin
1823 · Good
€105
John Huxham
1764 · Good
€200
Margaret Bryan
1800 · Good
€210
Alfred Wegener
1906 · Very good
€55
John Ruskin
1857 · Fine
€100
Henry Watts
1893 · Good
€35
Aristotle
1561 · Very good
€915
Lazzaro Spallanzani
1778 · Very good
€545
Guy Consolmagno, Dan M. Davis
1766 · Very good
€810
Jedidiah Morse
1802 · Very good
€130
Felix O'Gallagher
1786 · Good
€265
Leopold Auenbrugger, Forbes, John Sir
1764 · Very good
€295
Alois Senefelder
1828 · Very good
€210
Edwin Lankester
1812 · Good
€160
Marcet Mrs
1828 · Good
€155
Antoine François de Fourcroy
1816 · Good
€285
A. S. Neill
1935 · Very good
€45
Johann Wolfgang von Goethe
1816 · Good
€100
Charles Hutton
1812 · Very good
€245
Théodore Ducamp
1844 · Good
€90
Philip Barrough
1604 · Very good
€2,155