Manylion am y math o ddogfen lywodraethu sydd gan yr elusen a phan y'i sefydlwyd. Nid dyma destun llawn dogfen lywodraethu'r elusen.
CONSTITUTION ADOPTED ON 14TH NOVEMBER 1971 AMENDED 26TH JUNE 1975
Gwrthrychau elusennol
TO EDUCATE THE PUBLIC IN THE ARTS AND SCIENCES AND IN PARTICULAR, THE ART AND SCIENCE OF MUSIC, BY THE PRESENTATION OF ORCHESTRAL CONCERTS AND OTHER ACTIVITIES.
Maes buddion
Y maes y gall yr elusen weithredu ynddo, fel y nodir yn ei dogfen lywodraethu.
