Historic Cover Archive
1949 to 1947
1949 to 1947
Caption: One man easily handles this huge magnesium cleat while it is being ground, preparatory to cleaning, in the finishing department of Morley Magnesium Foundry. (Photo courtesy W. J. Granberg.)
Caption: Aluminum billet starts on the long journey to become a sheet. Photo courtesy Reynolds Metals Co.
Caption: Removing an aluminum permanent mold casting from mold. (Photo courtesy of Aluminum Company of America.)
Caption: Load of aluminum channel sections about to be lowered into H.T. chamber. (Photo courtesy Reynolds Metals Co.)
Caption: Tiny Tim rocket developed at Inyokern Naval Ordnance Station. Aluminum is the principal metal for the casing estimated at from 350 to 400 pounds.
Caption: Shows the welding of thick aluminum plate at Battelle Institute, Columbus, Ohio.
Caption: Shows the cleaning of the statue of Eros-a figure made of aluminum that has been in London for many years.
Caption: Showing complex, intricate shapes come as-cast; there is little need for expensive machining operations. (Photo courtesy of the Permold Company.)
Caption: These "mirrors" will be used over boulevards and in factories.The shiny surface of the round sheet is a coating of pure aluminum on an aluminum alloy base. (Photo courtesy Westinghouse Electric Company.)
Caption: Coils of aluminum on trays, 125,000 pounds per tray, at Kaiser Permanente Rolling Mills, Spokane, Wash.
Caption: Showing a Clearing Machine Company press operating at the Westcraft Plant in Southern California.
Caption: The bung of an aluminum beer barrel is being welded by the inert gas metal arc method, using a filler rod. (Photo courtesy of Aluminum Company of America.)
Caption: Pouring aluminum from crucible into ingot molds. (Photo courtesy of Permanente Metals Corporation.)
Caption: Semi-coining an aluminum tray in a 500-ton knuckle press. Finished product shown in inset. (Photo courtesy of Aluminum Company of America.)
Caption: Spotwelding an aluminum gasoline tank. (Photo courtesy of Aluminum Company of America.)
Caption: Flush butt welding of an aluminum ring. (Photo courtesy of Aluminum Company of America.)
Caption: Finishing an aluminum casting. (Photo courtesy of Aluminum Company of America.)