A notebook bearing the name 'John Peters, Rhagfyr 20fed. 1856' (i.e. 'Ioan Pedr' (1833-77)) containing diary entries, 20 December 1856 - 13 February 1857 (observations on weather conditions, reading, etc.), translations from Latin authors, and notes on chemistry. At the reverse end are lists of members [? of the Independent church] at Bala, 1870 and possibly earlier.