A commonplace book of Robert Owen (1820-1902: D.N.B., Second Supp., Vol. III, p. 61) of Bron-y-Graig, Barmouth, theologian, clergyman, and author. It contains poems composed by himself and others, extracts from works read by him, and diary entries, 1834-6, made when he was a pupil at Ruthin School, these entries having numerous references to Nannau and other North Wales country houses and to persons connected with them.

A commonplace book of Robert Edwards, Tai Draw, near Bala. It contains notes on astrology, witchcraft, legerdemain, geography, natural history, Biblical history, medicinal and household recipes, arithmetical and other tables, algebraical problems, poems, and a copy of a Welsh letter written in 1722-3, by a man born and bred in America to his kindred in the Bala district.

A commonplace book containing miscellaneous poems and prose extracts in the hand of David Roberts Pugh. Among the contents are 'Epigram addressed to the Inhabitants of Carnarvon', 'The Life of John Pugh of Lleyar Bach Nr. Clynnog Carnarvonshire', and 'Can Newydd yn erbyn y Papistiaid ... 1813' by E. Owen, Rhydwen.

A commonplace book belonging to Rowland Eames, Penrhyndeudraeth, 1776-1781, and containing notes on arithmetic, accounts, recipes, 'cerddi' and 'carolau', hymns, precedents of legal documents, music, night-school memoranda, a highway account for Llanfrothen, 1790, etc.