Joseph Pennell
1915 · Very good
€50
James McNeill Whistler
1895 · Good
€120
Edward Carpenter
1906 · Good
€25
Garrett Putman Serviss
1902 · Good
€40
Henri Poincaré, Nicolae Sfetcu
1919 · Very good
€100
Elbert Hubbard
1915 · Good
€25
Clive Bell
1935 · Very good
€120
Gilbert Keith Chesterton
1935 · Fair
€35
Garrett Putman Serviss
1909 · Good
€45
John Dewey
1910 · Fine
€30
Mahaffy, John Pentland Sir
1918 · Good
€50
Gilbert Keith Chesterton, Catholic Way Publishing Staff
1913 · Fine
€35
John Ruskin
1888 · Fair
€55
James Martineau
1935 · Very good
€80
Garrett Putman Serviss
1907 · Fair
€30
Stefan Zweig
1935 · Good
€35
Garrett Putman Serviss
1913 · Good
€35
M. Joustra
1915 · Good · NL
€25
John H. Vanderpoel
1935 · Good
€20
Samuel Pierpont Langley
1889 · Good
€45
Charles Riborg Mann
1916 · Very good
€35
Joseph Smith Fletcher
1899 · Good
€125
Ernst Fuchs
1916 · Good
€70
Grant Allen
1910 · Good
€40
Salisbury, Rollin D.
1909 · Fine
€65
Abraham Kuyper
1911 · Fine · NL
€30
James Jackson Jarves
1879 · Fine
€210
H. Newell Martin
1908 · Very good
€35
Georgiana Goddard King
1923 · Good
€25
Ina Boudier-Bakker
1907 · Very good · NL
€55
Wilmore, Albert.
1921 · Good
€35
Heraclitus of Ephesus
1918 · Good
€20
Clemens Brentano
1894 · Very good
€45
Walter Crum Watson
1917 · Fair
€25
Hermann Weyl
1921 · Very good
€80
Fiódor Dostoievski
1866 · Good
€70
J. M. Barrie
1883 · Good
€45
Richard A. Proctor
1868 · Fair
€105
Michael Faraday
1874 · Fine
€65
Charles Wilkes
1851 · Very good
€190
Samuel Colman, Samuel Colman
1935 · Good
€30
Erwin Rohde
1902 · Fair
€15
Garrett Putman Serviss
1911 · Fair
€50
Elizabeth Prentiss, Rebecca Perkins
1878 · Very good
€65
William C. Gannett, Frank Lloyd Wright
1904 · Good
€65
John Fiske
1893 · Fair
€35
Edmund Husserl
1913 · Good
€45
Florian Cajori
1929 · Good
€65
Howell, Thomas
1909 · Very good
€30
Richard C. Cabot
1908 · Good
€40
Werner Haftmann
1935 · Very good
€35
Mabel Osgood Wright
1903 · Good
€40
Maurice S. Baldwin
1882 · Fine
€140
George Boole
1856 · Good
€90
Stephen Walter Ranson
1933 · Very good
€40
Thomas Walker Arnold
1918 · Good
€85
Lewis F. Allen
1858 · Very good
€195
John Palliser
1862 · Good
€35
Mary Whiton Calkins
1910 · Very good
€35
Alfred Payson Gage
1891 · Fair
€85