Poincaré Henri, ritratto
Reye Theodor, ritratto
Reye Theodor, ritratto
Riemann Bernhard, ritratto
Riemann Bernhard, ritratto
Rouse Ball Walter William], ritratto
Rouse Ball Walter William], ritratto
Rouse Ball Walter William], ritratto
Rudio Ferdinand, ritratto
Rudio Ferdinand, ritratto
Results 221 to 230 of 304