The Kidwelly Local History Society have a range of publications available for purchase, many of which are transcribed documents. These are usually available at the monthly KLHS talks, but may also email the correspondence secretary with any requests.
Kidwelly History website (archive): www.kidwellyhistory.co.uk
Carmarthesnhire Antiquarian Society : www.carmants.org.uk
Llanelli Community Heritage: llanellich.org.uk
Royal Commission for the Ancient and Historic Monuments of Wales (RCAHMW): https://rcahmw.gov.uk/
Coflein, the RCAHMW online catalogue for heritage sites in Wales: http://www.coflein.gov.uk/
Dyfed Archaeological Trust: http://www.dyfedarchaeology.org.uk/
Archwilio, online database of historic environment records (HER), maintained by the archaeological trusts in Wales : https://www.archwilio.org.uk/arch/
Pembrey and Burry Port Heritage: https://pembreyburryportheritage.co.uk/