"48011" . "componist" . "1919-09-29"^^ . "Wiersma, Johannes Hendrik" . "WIERSMA, HANS" . "48011" . "Wiersma" . "ne" . "1919-09-29" . "1919" . "Wiersma" . "WIERSMA, HANS" . " 1919 1919-09-29 2000 2000-06-16 48011 Hans WIERSMA, HANS Wiersma Wiersma, Johannes Hendrik componist ne" . "2000-06-16" . "Hans" . "2000" . . . "" . "2000-06-16"^^ . "componist" . "Hans" . .