found: Great Britain. Ordnance Survey. Gwynedd, 1973.
found: The Mun. yrbk. & publ serv. dir., 1984: in Correlation index and guides to former local authorities (part of Denbighshire became part of the new county of Gwynedd during the local govt. reorg. of 1974)
found: BL hdg. (Gwynedd (Wales))
found: LC manual auth. cd. (hdg.: Gwynedd, Wales; all of Caernarvon and Anglesey and parts of Merioneth, also became part of new county in '74 reorg.)
found: Wales review, p. 8: (in the April 1, 1996 reorganization, Conwy was created from part of Gwynedd and part of Clwyd; Anglesey became a unitary authority)
found: Britain, 1998: p. 28-30 (map and list of new unitary authorities which replaced the old counties and district councils in April 1996; includes both a reduced Gwynedd and the newly formed Conwy and Anglesey)
found: GeoNames, algorithmically matched, 2009 (adm2; 52°50ʹ00ʺN 003°55ʹ00ʺW)
