LefelItemDisgrifiadArchaeological Watching Brief of A55 Tai'r Meibion Enabling Works: Wig Farm Access Track. Written by Michael Sion Lynes of Gwynedd Archaeological Trust, June 2019. Project no. G2617. Report no. 1494.ArchifGATP - Gwynedd Archaeological Trust Projects ArchiveDyddiadRhif Archif6547823
