- The Slave Trade and the British Empire: an audit of commemoration in Wales (https://gov.wales/slave-trade-and-british-empire-audit-commemoration-wales), Welsh Government, 2020
- A History of Wales, Davies, John, 2007
- Lord Aberdare and the Royal Niger Company, Chamberlain, M.E., 1966
- Coflein – Castle House, King St, Aberystwyth,
- D Ellis, "The College by the Sea", (1928) pp.29-46;,
- Lewis, "Born on a Perilous Rock", pp.171-181;,
- National Monuments Record.,