Samuel Pierpont Langley
1903 · Good
€20
Julius Adolph Stöckhardt
1876 · Good
€55
Edgar Fahs Smith, Harry Frederick Keller
1892 · Good
€65
Frederik Carel Gerretson
1927 · Good · NL
€70
Michael Faraday, Crookes, William Sir
1864 · Very good
€90
H. G. Wells
1906 · Fair
€30
Arthur Schopenhauer
1868 · Good
€40
Ira Remsen
1888 · Very good
€120
William James
1935 · Fair
€15
John Tyndall
1904 · Fair
€20
Charles Elam
1869 · Good
€40
Robert Ellis, F.L.S.
1852 · Very good
€110
Thomas P. Jones
1868 · Good
€70
William James
1934 · Fair
€65
University of Chicago.
1904 · Good
€30
Henry Paul Talbot
1932 · Fine
€55
Ira Remsen
1886 · Good
€105
E. T. Whittaker
1920 · Good
€25
Marion Lowell
1897 · Good
€55
Emanuel Hannak
1911 · Very good · NL
€25
Herbert E. Cobb
1935 · Very good
€30
William Cecil Dampier
1930 · Very good
€60
Carl David Tolmé Runge
1916 · Fine
€50
E. T. Whittaker, G. N. Watson
1920 · Fine
€75
Moritz Schlick
1928 · Good
€55