Jaap Quarles van Ufford 1891–1971 Source: Wikimedia Commons About Jaap Quarles van Ufford Dutch field hockey player, sports coach and sports official (1891-1971) People from the Same Era Marian Stachelski 1895–1956 Otto Schmidt 1891–1956 astronomer, explorer, geographer, geophysicist, mathematician, physicist, politician, psychoanalyst, statesperson, traveler, university teacher Mogilev Rosa Ponselle 1897–1981 musician, opera singer Meriden Hopkin Maddock 1881–1921 rugby union player Pontycymer Genji Ogata 1892–1978 judoka Erik Charell 1895–1974 actor, director, film actor, film director, librettist, producer, screenwriter, stage actor Wrocław