Marriage registers, 1899-1993
Graveyard records, n.d., c. early 20th century
Minutes of church meetings and deacons' meetings, 1898-1940
Adroddiadau blynyddol (annual reports), 1967-2017
Cyfraniadau'r aelodau (Members' contributions registers), 1892-1998
Receipts and payments leger, 1951-1975
Items relating to the history of the chapel, early 20th cent.-1915
Photographs, 1910-1984
Records relating to the Rev. Thomas Evan Nicholas (Niclas y Glais, 1879-1971), c. 1910-2011
Records relating to the closure of the chapel, 1904-2019