Meyrick, Sir Samuel Rush.(1783-1848) The History and Antiquities of the county of Cardigan. Collected from the few remaining documents which have escaped the ravages of time, as well as from actual observation. Longman: London ,1810. The history and antiquities of the County of Cardigan ... to which are now added a parliamentary history, list of High Sheriffs, some notes on the present county families, &c., &c. repr. Brecon: 1907. This 1907 print has now been reprinted. The section relating to this parish is on pages 273/6; the last 4 church incumbents were ---Stokes of Pembrokeshire, 1750 Edward Griffiths of Carmarthenshire, 1780 Thomas Davies of Pant y fedwen, 1800 David Jones of Grogwynion. Section on Crosswood (Trawscoed).
Morgan, Gerald. A Welsh House and its Family : the Vaughans of Trawsgoed [Crosswood].1999.A study of the largest landowners in Cardiganshire, from the C14 to C20. The Trawsgoed estate extended over 22 Cardiganshire parishes, including Llanafan. This book is necessary reading for anyone researching in Llanafan as it contains much descriptive matter about the parish, church , other buildings and its inhabitants. The book is listed in Gomer, Llandysul's 2002 Catalogue, 1 85902 472 6.
Morgan, Gerald. The Trawsgoed Inheritance. Ceredigion [new paper back format] : Cardiganshire Antiquarian Society, Vol 2, No 1, 1993
Morgan, Gerald. Writing an Estate and Family History: The Vaughans of Trawsgoed. Second Stages in Researching Welsh Ancestry. Edited by John & Sheila Rowlands. FFHS, 1999