Two cairns within Gwersyll enclosure (Nprn305673):
I (Ggat Prn00484M) 7.0m by 6.0m and 0.3m high;
II (Ggat Prn00485M) 11m by 10m and 0.3m high.
(source Os495card; SO00SW3)
J.Wiles 22.07.02