5 singles van ronald & donald gevonden
1974 : kwek kwek
door ronald & donald
single ... cbs
1974 : karneval mit onkel ronald
door ronald & donald
single ... hansa ... 13 689 at
[tracks]1974 : ronald and donald
1974 : rock 'n roll ducks
door ronald & donald
single ... cbs ... 2416
[tracks]1974 : duck soup
door ronald & donald
single ... barclay ... be 109 3024
[tracks]