- NLW MS 10880B.
- Ffeil
- 1818-1819.
A volume containing abstracts of wages and other accounts of Rowe's Colliery, Pembrokeshire, worked by James M. Child of Begelly House, including abstracts in respect of parts worked in partnership between him and Jeremiah Mathias & Co., Thomas Allen & Co., James Waters & Co., and William Eynon, and of shipment and other disbursements by Thomas Eynon, 1818-1819.