A commonplace book, written apparently at various times between 1781 and 1802, of the Reverend John Williams, A.B. (1760-1826), sometime scholar of Jesus College, Oxford, afterwards Master of the Llanrwst School. Pp. 84-164 are written from the back to the front of the volume. It contains extracts from Columella (pp. 1-45), a note on the Welsh prayer book of 1710 (pp. 61-70), an account of manuscripts in Wales written, apparently, by Lewis Morris c. 1745 (pp. 71-5), a copy of a letter from Goronwy Owen to William Elias, November 30 1751 (pp. 76-81), a poem on Isaac Newton, in English, by R. Glover, 1727 (written from reverse of book) (pp. 164-122) and a copy of James Thomson's poem Winter, 1726 (also written from reverse of book) (pp. 119-84).