Mary Rudge 1842
Adolf Engerth 1860
Benjamin Laws 1861
Johannes Dusold 1871
Josef Rasovsky 1881
Lars Carlson 1885
Laszlo Apro 1907
Raffaele Caponetti 1907
Karel Sobek 1908
Martin Folkmann 1909
Cornelis Lamboo 1910
Erich Ernst 1920
Bozidar Kazic 1921
Heinz Faust 1928
Peter Asbury-Smith 1929
Robert Lewis 1933
Imants Dulbergs 1936
Miso Cebalo 1945
Peter Durst 1954
Odd Bergstad 1956
Antonio Antunes 1962
Cathy Forbes 1968
Ilya Gurevich 1972
Demetrius Kapralos 1994
Raymond Smullyan 2017
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