J. H. Poynting
1916 · Very good
€45
Garrett Putman Serviss
1913 · Good
€35
Jean Marie Antoine Gevers Leuven
1904 · Good · NL
€20
Garrett Putman Serviss
1907 · Fair
€30
Richard A. Proctor
1918 · Good
€50
J. H. Poynting
1922 · Very good
€35
Denison Olmsted
1857 · Fair
€40
Simon Newcomb
1903 · Good
€45
Garrett Putman Serviss
1911 · Fair
€50
Claude Phillips
1935 · Good
€30
Koninklijk Nederlands Meteorologisch Instituut.
1926 · Good · NL
€30
Garrett Putman Serviss
1909 · Good
€45
William C. McC Lewis
1935 · Good
€30
Freda Dinn
1903 · Very good
€35
Walther Nernst
1908 · Very good
€30
Comstock, George C.
1923 · Fair
€15
O. M. Mitchel
1852 · Good
€45
Preston, Thomas
1914 · Good
€30
Walter W. Bryant
1907 · Good
€25
Sir Robert Stawell Ball
1920 · Fair
€15
Victor Lefebure
1935 · Fair
€15
John Ruskin
1887 · Good
€45
Arthur Gordon Webster
1935 · Good
€20
Arthur Stanley Eddington
1924 · Good
€35
Olof Hammarsten
1902 · Good
€25
L. Bautain
1911 · Good
€45
Garrett Putman Serviss
1902 · Good
€40
E. T. Whittaker
1920 · Good
€25
Samuel Pierpont Langley
1903 · Good
€20
Jacob Abbott
1864 · Fair
€40
H. Newell Martin
1908 · Very good
€35
Walter E. Thirring
1906 · Fine
€40
H. Newell Martin
1903 · Fine
€40
William Henry Bragg
1925 · Fair
€20
Wilmore, Albert.
1921 · Good
€35
William Chauvenet
1899 · Very good
€45
Frederick Soddy
1935 · Fine
€30
Samuel Schmucker Sadtler
1935 · Very good
€45
Samuel Pierpont Langley
1889 · Good
€45
Frank Hall Thorp
1906 · Good
€25
Ernst Bloch
1920 · Very good
€30
Guy de Maupassant
1923 · Very good
€25
John Couch Adams, J. W. L. Glaisher
1903 · Good
€30
Lewis Mumford
1935 · Very good
€25
Thomas Henry Huxley
1904 · Good
€35
Percival Lowell
1907 · Very good
€25
John Francis Campbell
1865 · Good
€50
John William Norie
1886 · Good
€50
Simon Newcomb
1910 · Good
€20
Edward Carpenter
1906 · Good
€25
Walter B. Cannon
1931 · Good
€20
J. Reynolds Green
1916 · Fair
€20
Nathaniel Southgate Shaler
1915 · Fair
€30
Charles Fort
1933 · Fair
€35
Heindel, Max, Max Heindel
1918 · Very good
€30
Charles Riborg Mann
1916 · Very good
€35
Wood, Robert Williams
1919 · Fine
€40
Richard Courant
1927 · Good
€35
Watson, William
1929 · Fair
€50
Black, Newton Henry
1933 · Fair
€15