1) A group of seven cairns, c.4.5-9.0m in diameter & 0.3m high, set about structured cairn (Nprn400708).
(source: RCAHMW 1956 (Caernarvon. I), 16-17 No.67)
RCAHMW AP945137/53
J.Wiles 23.06.04

2) The mounds surrounding Carn-y-saeson are composed of earth and stones and are approximately 1ft high and are as follows: 1- diameter 17ft with kerb of large stones. At the centre is a cist and a nearby stone 5ft x 18m x 9m could be a capstone. 2- diameter 30ft with remains of kerb of large stones. 3- diameter 29ft no visible kerb 4-diameter 15ft with kerb of large stones. A stone 2ft 9ins by 1ft 6ins at the centre may be part of the cist. 5- diameter 18ft with remains of kerb of very large boulders. 6- diameter 22ft with remains of kerb of large stones. Information from the GAT SMR.
Description based on GAT SMR record.

Site as described when visited during Upland Survey in 2004. 2004.03.30/OAN/PJS