János Bolyai
From Wikimedia Commons, the free media repository
English: János Bolyai
Magyar: Bolyai János
 Portrait made by Attila Zsigmond (Bolyai museum, Târgu-Mureş) |
 Compasses set of János |
 Statue of János and Farkas |
 Bolyai house (right) in Cluj-Napoca, Romania |
 Memorial plaque |
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