George Sydenham Clarke
1910 · Fine
€30
Josiah Parsons Cooke Jr.
1882 · Very good
€120
George Washington Carey, Inez E. Perry
1920 · Fair
€15
E. F. B. Fell
1909 · Good
€75
Richard C. Cabot
1908 · Good
€40
Eduard Strasburger
1924 · Fine
€40
John Harvey Kellogg
1907 · Good
€40
Eduard Strasburger
1899 · Very good
€80
W. Simon
1912 · Good
€70
James Annesley
1830 · Fair
€205
John Stuart Mill
1891 · Very good
€65
Albert Einstein, G. B. Jeffery
1926 · Fair
€25
Jules Bernard Luys
1909 · Good
€25
Herman Heijermans
1935 · Fair · NL
€65
F. Pijper
1923 · Very good · NL
€75
Elias Loomis
1883 · Very good
€120
C. K. Ogden, I. A. Richards
1935 · Fair
€45
William Dwight Whitney
1918 · Very good
€25
Charles Darwin
1894 · Good
€45
P. Abas
1902 · Good · NL
€70
John Abercrombie, Jacob Abbott
1832 · Fine
€180
Sir John Forbes, M.D., F.R.S., Alexander Tweedie
1836 · Very good
€205
William Morris Hunt
1883 · Good
€40
Theodore Shennan
1912 · Fine
€45
Wilfrid Scawen Blunt
1899 · Fair
€25
Willem Jan Maria Westerwoudt
1915 · Fine · NL
€40
Grant Allen, Franklin T Richards
1897 · Good
€65
Marcellus Emants
1889 · Fair · NL
€40
Heber W. Youngken
1935 · Fine
€110
Thomas Pennant
1788 · Fair
€305
Pierre Joseph Macquer
1782 · Good
€205
Thomas Low Nichols
1854 · Very good
€140
John Joly
1932 · Very good
€75
Immanuel Kant
1802 · Fair
€55
John Ruskin
1924 · Fine
€105
Abraham Tucker
1817 · Good
€135
Werner Spalteholz
1906 · Good
€25
Richard A. Proctor
1918 · Good
€50
John Burroughs
1894 · Good
€45
Thomson, Thomas
1830 · Good
€215
Victor von Richter
1916 · Good
€25
Koninklijk Nederlands Meteorologisch Instituut.
1926 · Good · NL
€30
Jacob Abbott
1865 · Fair
€30
James Cook
1786 · Very good
€915
Thomas Henry Green
1875 · Good
€120
Carolus Tuinman
1727 · Good · NL
€290
A. S. Neill
1935 · Very good
€45
Nicolass Muller
1915 · Fine · NL
€35
John Armstrong
1744 · Good
€350
Morgan, John
1780 · Fair
€130
Archibald Rogers
1926 · Good
€25
Henry Watts
1893 · Good
€35
Francis Bacon
1930 · Fair
€45
Frances Theodora Parsons
1898 · Fair
€75
Alexander Lowy, Benjamin Harrow
1924 · Fine
€120
Salisbury, Rollin D.
1909 · Fine
€65
James Clerk Maxwell
1881 · Good
€125
Euclid
1573 · Good
€755
H. G. Wells
1935 · Very good
€40
W. G. Stimpson
1928 · Fair
€15