J. Frank Adams 1930-1989
Leonhard Euler 1707-1783 Click here for more pictures . Euler is also depicted on the Swiss 10 franc note.
Jules Henri Poincaré 1854-1912 Click here for more pictures .
Solomon Lefschetz 1884-1972
Heinz Hopf 1891-1971
J. H. C. Whitehead 1904-1960
Norman Earl Steenrod 1910-1971
Samuel Eilenberg 1913-1998
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