Pamphlet with buff cover. Newsletter of the union of coal miners from the mines and metallurgical plants in the province of Liège, twelfth year. Minutes of the meetings of April 10 and May 10, 1880: Railway from Florenville to Messempré. Note presented to the Minister of Public Works by an industrialist from Chiers. Railway from Liége to Sedan, via Rochefort. Minister's response to the Committee's request. Special rates for minerals per 12 wagons of 10 tons. Second request of the Committee. Request for audience. Draft general regulations for firedamp mines in the Loire basin. Printed by H. Vaillant-Carmanne, Liège.