Comprises:
- Letters, reminiscences, photographs, bills, timetable of lectures, and exam material relating to the period when Miss Enid Elizabeth Jones was a student at the Sorbonne in Paris, 1923-4.
- Material relating to the staff of educational institutions with which the family was associated including Beaumaris Grammar School, the Universities of Wales at Aberystwyth and Bangor. This comprises articles etc relating to Beaumaris Grammar School, and personnel associated with the school, 1900-83; commemorative material relating to significant events at the Universities of Wales at Aberystwyth and Bangor, 1896-1911; photocopies of letters, and press cuttings relating to staff associated with the University of Wales, Bangor, who corresponded with the Madoc Jones family, 1895-1973.
- Documents relating to Beaumaris and the religious revival of 1904-1905 and to Dr E.R. Thomas of Beaumaris who acted as host to Evan Roberts the evangelist during his visit to Anglesey, ca. 1904-83