Ian Cundy / Nancy Edwards / A. Mae Ymddiriedolaeth Archaeolegol Gwynedd / Ian Cundy Cyflwyniad / A. Mae Ymddiriedolaeth Archaeolegol / Andrew Davidson Pyllau / Nina Steele / Jane Kenney Archaeoleg / Thomas Telford / Andrew Davidson / Jane Kenney Archaeology / Leona Huey Gwersyll Caethiwed Frongoch / Craig Beuno / / /
Position
Date Speaker / Archaeologist / talk Cadeiryddes/Chair / Prif Archaeolegydd/Chief / Prif Archaeolegydd/Chief Archaeologist / Professor / choffi ar gael wedi’r ddarlith Cadeiryddes/Chair / /