“…South Wales Miners' Federation. OLIVER HARRIS, GENERAL SECRETARY. 2. St. Andrew's Crescent, Cardiff. 2nd September, 1936. …”

“…South Wales Miners Federation OLIVER HARRIS, GENERAL SECRETARY. 2 St. Andrew's Crescent. Cardiff. 20th October, 1937 Sir Walter Citrine, Trades Union Congress Transport House, Smith Square, London, SW1 Dear Sir Walter, A request has been made by a representative of the Spanish Government on behalf of the Asturian miners that the British and French Governments should assist in an attempt to secure the evacuation of the Miners from Asturias. …”