Lists of men employed at the quarries of the North Wales Quarries Ltd, 1900-1908, with signatures of acceptance of deductions from wages under the provisions of the Quarries Act (1894) and the Truck Acts, 1908-1911; and an analysis of figures taken from the wages book, 1903.
A report by J. J. Evans on the Moel Faban Slate Quarry, 1887, and on the Capel Curig Slate Quarry, 1889; papers relating to schemes for working an iron ore deposit at Bettws Garmon, Caernarvonshire, 1891; a note on the Capel Curig Slate Co.; a report by John Menzies on the Moel Faban Slate Quarry, 1903; a minute relating to the lease of Pantdreiniog quarry, 1904; memorandum of the deposit of the Moel Faban lease with Lloyd's Bank Ltd, 1906; memoranda of negotiations with the Cefnfaes estate, 1919-1922; an inventory of the moveable plant of the North Wales Development Co. Ltd at Bethesda, 1921; correspondence between George Macdonald and W. J. Parry for the sale of the Moel Faban Green Slate Quarry, 1923; and correspondence and statutes relating to the Slate Milling Corporation at Pantdreiniog and Moel Faban.
A scheme of leasehold enfranchisement drawn up by W. J. Parry, 1924; a resolution in favour of leasehold enfranchisement sent to County and other Councils in 1908 by the Bethesda Urban District Council; and copies of letters from W. J. Parry to D. Lloyd George on the same subject.
An extract from a conveyance of mines and quarries to the Hon. Edward Gordon Douglas Pennant, 10 August 1858; a resolution by W. J. Parry to seek information about the extent of Crown lands in Caernarvonshire; a summary of returns of common and waste lands in Caernarvonshire; a statement setting out the proper course of action concerning rights of common in Llanllechid; a resolution adopted by the Parliamentary Committee of the Crown Lands Association (North Wales), 1901; a carbon copy of a letter from W. J. Parry to William George, 1910; a letter from William George relating to Crown Lands, 1911; and correspondence relating to a deputation received by the Prime Minister, 1913.
The evidence given by W. J. Parry before the House of Commons Select Committee on Town Holdings, 1888, and his suggestions on the Building Societies (No. 2) Bill, 1893.
Addresses by W. J. Parry on 'The Slate Trade' and 'The Taxation of Land Values', and notes on the application for the extension of the boundaries of the Bethesda Urban District Council.
Addresses by W. J. Parry on the laying of chapel memorial stones at Pendref, Bangor, 15 January 1881, and to the North Wales Congregational Union at Dolgelley, 30 October 1883, and 'Anerchiad i Gyfarfod Chwarterol Arfon'.
Addresses by W. J. Parry on 'John Evans yr Eglwys Bach', 'Hanes Symudiadau Llenyddol Bethesda a'r Cylch', 'Caledfryn a Gwilym Bethesda', and 'Angen mawr yr Eglwys'.
Extracts taken by W. J. Parry out of the minute books of the Quarterly Meetings of the Northern Division of the Caernarvonshire Welsh Congregational Union, 1862-1907.
Undeb yr Annibynwyr Cymraeg. Cyfundeb Gogledd Arfon.
Notes, reports and cash statements of W. J. Parry on his visits to Buenos Aires and Chubut on behalf of the Directors of the Welsh Patagonian Gold Fields Syndicate Ltd, 1893-1894.
Notes, reports and cash statements of W. J. Parry on his visits to Buenos Aires and Chubut on behalf of the Directors of the Welsh Patagonian Gold Fields Syndicate Ltd, 1893-1894.
Transcripts by W. J. Parry of three essays which he had successfully submitted for competition under the auspices of 'Cymdeithas Lenyddol yr Ieuengctid Bethesda' and 'Ysgol Bethesda', 1850-1861.