Fifty-three files of unbound material accumulated by Bradney during the preparation of A History of Monmouthshire and containing press and proof copies, transcripts and abstracts of, and extracts from, manuscripts, deeds and documents, holograph and autograph letters, pedigrees and genealogical notes, press cuttings, etc., generally arranged under parishes. Much of the material is in the autographs of friends and official copyists. This volume contains a press copy of Registrum Antiquum de Llanddewi Rhydderch ... 1670-1793, transcribed and edited by Bradney (London, 1919); and a letter, 1919.