"Arrangement" . "17829" . "Arrangement" . "Simple Music No. 49" . "Belder, B." . . "3 p." . "17829" . "13 177 17829 1956 3 p. 554942 Arrangement BELDER, BERT Belder, B. Ja (voor leden) SOM-058358 Simple Music No. 49 Simple music" . "177" . "554942" . "BELDER, BERT" . . . "Simple Music No. 49" . "1956" . . "Ja (voor leden)" . . "1956"^^ . "554942" . "3 p." . "13" . . "SOM-058358" . "Simple music" . "Ja (voor leden)" .