The mining process of coal in the United States. Interior of a coal seam with a railroad track. American miners remove coal with the help of machinery. The miners place explosives to break rocks inside coal seams.
Mining process of coal in the United States. Interior of a coal seam with a railroad track. Heavy machinery on the track. Coal being loaded onto small trains with the help of machinery. Miners stand with loosened coal in the background.
Mining process of coal in the United States. Coal loosened with the help of heavy machinery. A heap of coal in a coal seam. Small trains loaded with coal move on railroad tracks inside the coal seam.
Mining process of coal in the United States. Small trains loaded with coal move on railway tracks inside a col seam. The trains head toward a rotary dump. View of a portable sub-station supplying power for underground operations. A coal loaded train reaches the rotary dump.
Mining process of coal in the United States. Coal being transported through a slope conveyor transport to a tipple. The conveyor belt is operated by a Duplex motor drive. View of the Duplex motor drive and coal pieces on the conveyor belt.
Workers in a brewery in the United States clean away cobwebs and ready equipment at a beer factory to resume beer production after the end of Prohibition. They remove dust and cobwebs from the bottling and brewing equipment. Two workers polish a large brewing tank. A number of dusty beer bottles on a bottling stand. Barrels being loaded on horse carts. A worker brushes the barrels and the horses too.
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