A. Wilmer Duff
1916 · Very good
€65
Michael Faraday
1874 · Fine
€65
Samuel Colman, Samuel Colman
1935 · Good
€30
Garrett Putman Serviss
1907 · Fair
€30
Frank Julian
1904 · Good
€60
H. Newell Martin
1908 · Very good
€35
James Clerk Maxwell
1881 · Good
€125
Elbert Hubbard
1915 · Good
€25
Cassius Jackson Keyser
1935 · Good
€50
Joseph William Richards
1907 · Fair
€45
Hugh S. Taylor
1933 · Good
€55
H. Newell Martin
1903 · Fine
€40
Salisbury, Rollin D.
1909 · Fine
€65
Richard C. Cabot
1908 · Good
€40
John Galsworthy
1935 · Fine
€105
E. B. Jamieson
1914 · Fine
€40
Garrett Putman Serviss
1913 · Good
€35
Marion Harland
1875 · Good
€80
Alfred Payson Gage
1891 · Fair
€85
Alfred E. Johnson
1927 · Good
€25
Marcellus Emants
1900 · Very good · NL
€25
Florian Cajori
1929 · Good
€65
O. M. Mitchel
1892 · Very good
€55
Garrett Putman Serviss
1909 · Good
€45
George Boole
1856 · Good
€90
Charles Riborg Mann
1916 · Very good
€35
Aristotle
1882 · Good
€95
Balfour Stewart
1919 · Good
€20
Andrew Alexander Blair
1888 · Very good
€115
I. A. Kapandji
1919 · Very good
€85
C. Gegenbaur
1890 · Good
€65
Garrett Putman Serviss
1911 · Fair
€50
Routh, Edward John
1920 · Good
€60
Joseph Louis Lagrange, Thomas J. McCormack
1898 · Good
€40
William Tyler Olcott
1935 · Fair
€15
Charles Riborg Mann, George Ransom Twiss
1935 · Very good
€30
G. F. Rodwell
1873 · Good
€70
H. G. Wells
1911 · Very good
€40
Arthur Stanley Eddington
1924 · Good
€35
Daniel Webster
1854 · Good
€150
Nicholas Patrick Wiseman
1871 · Fair
€55
Arie Mijnlieff
1881 · Good · NL
€120
Eskelhoff Carsjen Gravemeijer
1902 · Good · NL
€30
Sextus Empiricus.
1887 · Good
€40
E. T. Whittaker, Sir William McCrae
1906 · Good
€35
Arthur A. Noyes
1935 · Good
€20
Seneca Egbert
1908 · Good
€30
Ida B. Wells-Barnett, I. Garland Penn
1914 · Fair
€35
Frank E. Beddard
1902 · Very good
€25
John Cleland
1885 · Good
€80
Matheson, George, George Matheson
1919 · Very good
€65
John Aubrey
1915 · Good
€45
Garrett Putman Serviss
1902 · Good
€40
British Museum (Natural History). Dept. of Mineralogy.
1916 · Good
€60
D. Bierens de Haan
1898 · Very good · NL
€90
James Martineau
1935 · Very good
€80
Lotta Jean Bogert
1935 · Fair
€20
Gilbert Keith Chesterton
1935 · Fair
€35
G.W. Van Vierssen Trip
1933 · Good · NL
€70
Wilmore, Albert.
1921 · Good
€35