Mae'r adroddiad gan yr elusen wedi'i ddiweddaru (ar amser)
Dogfen lywodraethu
Manylion am y math o ddogfen lywodraethu sydd gan yr elusen a phan y'i sefydlwyd. Nid dyma destun llawn dogfen lywodraethu'r elusen.
CIO - Foundation Registered 28 Oct 2015
Gwrthrychau elusennol
TO ADVANCE THE ART OF OPERA FOR THE PUBLIC BENEFIT BY RESEARCHING BRITISH OPERA OF THE 18TH, 19TH AND 20TH CENTURIES AND MAKING RECORDINGS PUBLICLY AVAILABLE
