Heinrich Durège, George Egbert Fisher
1867 · Good
€60
G. H. Hardy, J. G. Leathem
1916 · Fine
€35
Ron Larson
1906 · Good
€45
G. W. C. Kaye
1915 · Good
€20
Victor Horsley
1902 · Very good
€55
Jules Bernard Luys
1935 · Fair
€30
Jules Bernard Luys
1909 · Good
€25
William Chase Stevens
1909 · Good
€20
E. T. Whittaker, G. N. Watson
1920 · Fine
€75
Karl Pearson
1934 · Fine
€30
G. H. Hardy, T. W. Körner
1935 · Very good
€25
Ron Larson, Roland E. Larson
1920 · Fair
€55
G. N. Watson
1935 · Good
€20
Edouard Goursat
1933 · Very good
€30
Leonhard Euler
1763 · Fair
€140
Georg Friedrich Bernhard Riemann
1889 · Very good
€70
Gerrit Cornelis August Valewink
1918 · Fine · NL
€85
Albert Antonie Nijland
1906 · Good · NL
€45