Castle Tower, Penmaen: A Norman Ring-work in Glamorgan
Leslie Alcock|Eric J. Talbot
Summary Castle Tower, a ring-work of Norman character, was shown by excavation to have two main structural phases, dated pottery XII—early XIII century A.D. In the first phase, there an elaborate timber gate-tower, and wooden buildings in interior. After gate had been burned down, entrance refashioned stone, dry stone hall constructed.
The Antiquaries Journal