London, GB, College of Arms, MS 12/45A Date:Unknown Dimensions:Unknown xUnknown Type:GB Roy. Gen. Shelfmark:MS 12/45A Provenance:Unknown Provenance Contents:Royal descent Harold to Edward I. Description:Written on vellum. Bibliography:Tyson, Diana B. “The Manuscript Tradition of Old French Prose Brut Rolls.” Scriptorium 55 (2001): 107–18, CA2.