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.
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Gwrthrychau elusennol
TO PRESERVE AND MAINTAIN FOR THE BENEFIT OF THE PUBLIC THE COLLECTION OF BOOKS, PICTURES, AND OTHER HISTORIC ARTEFACTS COLLECTIVELY KNOWN AS THOMAS PLUMEÆS LIBRARY, MALDON, ESSEX
