Vintage armorial oak shield for Trinity College, Oxford

Armorial oak shield, hand painted and gilded coat of arms for Trinity College, Oxford as granted by Sir Christopher Barker, Garter King of Arms to Sir Thomas Pope, granted 1535, founder of Trinity: Per pale or and azure, on a chevron between three griffins' heads erased four fleurs-de-lys, all counter-changed.
English, circa 1900