Sir J. E. Lloyd's copy of Annales Cambriae, ed. Rev. John Williams ab Ithel, (1860) with notes and corrections. (8717)
Original scripts of articles by Sir J. E. Lloyd appearing in sections A-C of Y Bywgraffiadur Cymreig hyd 1940 and The Dictionary of Welsh Biography, c. 1950 (14905)
Family bible belonging to Sir J.E. Lloyd and Lady Lloyd, containing records of the births, marriages and deaths of members of the Miller (of Glasgow) and Lloyd families, 1835-1966. (20176)
Postcard album containing views of towns, churches, houses in Wales and the border counties. (20197)
Photographs, certificates etc. from the collection of Sir J. E. Lloyd, 1879-1944 (21062-21089)
Two letters from Alfred P. Graves (father of Robert Graves) to Professor J.E. Lloyd regarding the The Pageant of Harlech Castle (1922), 1923-1929 (26646-26647)