THE MANUFACTURE OF PATENT FUEL AT CARDIFF
... [FXTIIACT THE AM ERIC AX Iron Arlc.] The Crown Preserved Coal Co. at Cardiff some 10 years ago, employed 200 men, which number is now reduced to 40, and the production greatly increased. The railway wagons from the colliery, loaded with sm. 11 coal are brought in turn by hydraulic power from the siding to a receiver beneath the rails. A hydraul'c tip then rtlieves them of their contents, and ...