Holograph sermon notes by the Reverend Simon Evans, minister of the Congregational churches of Pen-y-groes, parish of Whitchurch-in-Cemais, co. Pembroke, and of Hebron, parish of Llanglydwen, and Nebo, parish of Cilymaenllwyd, both in co. Carmarthen. NLW MS 11689A ('9fed Bregeth Lyfr Cymreig') was compiled at Tyddyn, parish of Whitchurch-in-Cemais, during the period 1852-1854, and NLW MS 11690A ('18 Bregeth Lyfr Cymreig') at Caeraeron, parish of Llanfyrnach, co. Pembroke, during 1873-1876.