A varied collection of papers consisting of letters and circulars and note-books, some of which bear the names of prominent Welshmen, and which reflect the nature of the interests of E. Pan Jones e.g. the Keltic League, the Welsh in Patagonia, the troubles of the Bala Independent College. Three note-books relate to the education received by E. Pan Jones in Germany and other documents relate to his ministry in Mostyn. There are free passes issued to E. Pan Jones by the Chicago and North-Western Railway Co. in 1885, a poem entitled Owain Glyndwr and papers relating to the legal cases that E. Pan Jones was associated with, in particular in relation to the battle of the two constitutions.
Also, an essay on the subject of the life and work of Evan Pan Jones, composed by Rev. Tom Davies of Llandysul in 1945 for a National Eisteddfod competition.