Manylion am y math o ddogfen lywodraethu sydd gan yr elusen a phan y'i sefydlwyd. Nid dyma destun llawn dogfen lywodraethu'r elusen.
RULES ADOPTED IN 1849 AS AMENDED 1863,1925,1954,1967 AND 3 JUNE 1991
Gwrthrychau elusennol
THE ADVANCEMENT OF PUBLIC EDUCATION IN THE REGION THAT CONSTITUTED THE ANCIENT KINGDOM OF NORTHUMBRIA,ESPECIALLY BY THE TRANSCRIPTION,EDITING,TRANSLATING AND PUBLICATION OF ORIGINAL HISTORICAL DOCUMENTS
Maes buddion
Y maes y gall yr elusen weithredu ynddo, fel y nodir yn ei dogfen lywodraethu.
