Manor of Dewstow, County of Monmouth, Parish of Caldicot, Ychwanegu i'r clipfwrdd MAN/L2. Cyfres 1673-1928. Rhan oWelsh Church Commission Papers,
County of Merioneth Ychwanegu i'r clipfwrdd ECE/EL/B406-491 etc. Cyfres 1763-1879. Rhan oWelsh Church Commission Papers,
County of Montgomery Ychwanegu i'r clipfwrdd ECE/EL/SA/136-140 etc. Cyfres 1769-1874. Rhan oWelsh Church Commission Papers,
County of Cardigan Ychwanegu i'r clipfwrdd ECE/EL/SD1-113b. Cyfres 1761-1902. Rhan oWelsh Church Commission Papers,
Counties of Carmarthen and Pembroke, Ychwanegu i'r clipfwrdd ECE/EL/SD553-554. Cyfres 1835-54. Rhan oWelsh Church Commission Papers,
County of Caernarfon Ychwanegu i'r clipfwrdd ECE/MD/B31-54. Cyfres 1756-1912. Rhan oWelsh Church Commission Papers,
County of Denbigh Ychwanegu i'r clipfwrdd ECE/MD/SA1-28. Cyfres 1809-1917. Rhan oWelsh Church Commission Papers,
County of Cardigan, Ychwanegu i'r clipfwrdd ECE/MD/SD1-13. Cyfres c. 1800-91. Rhan oWelsh Church Commission Papers,
County of Carmarthen, Ychwanegu i'r clipfwrdd ECE/MD/SD14-33. Cyfres 1694-1906. Rhan oWelsh Church Commission Papers,
County of Pembroke, Ychwanegu i'r clipfwrdd ECE/MD/SD34-88. Cyfres 1830-1912. Rhan oWelsh Church Commission Papers,
County of Anglesey Ychwanegu i'r clipfwrdd ECE/S/B. Cyfres 1853-1904. Rhan oWelsh Church Commission Papers,
County of Merioneth Ychwanegu i'r clipfwrdd ECE/S/B. Cyfres 1867-1913. Rhan oWelsh Church Commission Papers,
County of Pembroke Ychwanegu i'r clipfwrdd UW/SD. Cyfres 1920-1946. Rhan oWelsh Church Commission Papers,
County of Monmouth Ychwanegu i'r clipfwrdd ECE/S/L. Cyfres 1853-1920. Rhan oWelsh Church Commission Papers,
General files Ychwanegu i'r clipfwrdd ECE/WB/B 142 etc. Cyfres 1853-1888. Rhan oWelsh Church Commission Papers,
County of Monmouth Ychwanegu i'r clipfwrdd ECE/WB/L209-212 etc. Cyfres 1844-1873. Rhan oWelsh Church Commission Papers,
County of Anglesey, Ychwanegu i'r clipfwrdd UW/B Cyfres 1920-41. Rhan oWelsh Church Commission Papers,
County of Caernarfon Ychwanegu i'r clipfwrdd UW/B. Cyfres 1917-1947. Rhan oWelsh Church Commission Papers,
County of Merioneth Ychwanegu i'r clipfwrdd ECE/S/SA. Cyfres 1912. Rhan oWelsh Church Commission Papers,
County of Glamorgan Ychwanegu i'r clipfwrdd ECE/S/SD. Cyfres 1871-1919. Rhan oWelsh Church Commission Papers,