Historic Cover Archive
1947 to 1945
1947 to 1945
23 |
) December 1947 Caption: Showing complex, intricate shapes come as-cast; there is little need for expensive machining operations. (Photo courtesy of the Permold Company.)
) November 1947 Caption: Shows beading of aluminum sheet at Westcraft Tractor Manufacturing Company.
) October 1947 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.)
) September 1947 Caption: Coils of aluminum on trays, 125,000 pounds per tray, at Kaiser Permanente Rolling Mills, Spokane, Wash.
) August 1947 Caption: Showing a Clearing Machine Company press operating at the Westcraft Plant in Southern California.
) July 1947 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.)
) June 1947 Caption: Pouring aluminum from crucible into ingot molds. (Photo courtesy of Permanente Metals Corporation.)
) May 1947 Caption: Semi-coining an aluminum tray in a 500-ton knuckle press. Finished product shown in inset. (Photo courtesy of Aluminum Company of America.)
) April 1947 Caption: Spotwelding an aluminum gasoline tank. (Photo courtesy of Aluminum Company of America.)
) March 1947 Caption: Flush butt welding of an aluminum ring. (Photo courtesy of Aluminum Company of America.)
) February 1947 Caption: Finishing an aluminum casting. (Photo courtesy of Aluminum Company of America.)
) January 1947 Caption: An example of new sculpture cut from aluminum plate 4 feet 6 inches high. (Photo courtesy of J. Starkic Gardner, Ltd.)
) December 1946 Caption: Spot welding magnesium airplane part. (Photo courtesy of American Magnesium Corp.)
) November 1946 Caption: Embossing aluminum sheet. (Photo courtesy of Lockheed Aircraft Corp.)
) October 1946 Caption: Polishing aluminum utensils. (Photo courtesy of Aluminum Company of America.)
) September 1946 Caption: Checking pattern for magnesium sand casting. (Photo courtesy of American Magnesium Corp.)
) August 1946 Caption: Spot welding aluminum. (Photo courtesy of Aluminum Company of America.)
) July 1946 Caption: Rolling aluminum sheet. (Photo courtesy of Reynolds Metals Co.)
) June 1946 Caption: Forging an aluminum propeller blade. (Photo courtesy of Aluminum Company of America.)
) May 1946 Caption: Aluminum dwelling machine. (Courtesy Fuller Houses, Inc.)
) April 1946 Caption: Drying aluminum scrap. (Photo courtesy of the National Smelting Co.)
) March 1946 Caption: Die Sinking in an aluminum forge shop. (Photo courtesy of Aluminum Company of America.)
) February 1946 Caption: Removing risers from a magnesium casting. (Photo courtesy of American Magnesium Corp.)
) January 1946 Caption: Taking the temperature of aluminum sheet. (Photo courtesy of Aluminum Company of America.)
) December 1945 Caption: Buffing aluminum. (Photo courtesy of Aluminum Company of America.)
) November 1945 Caption: Torch welding cast aluminum flange to flange opening in aluminum tank. (Photo courtesy of Aluminum Company of America.)
) October 1945 Caption: The aluminum balanced pressure barrier.
) September 1945 Caption: Sand blasting aluminum castings. (Photo courtesy of Aluminum Company of America.)
) August 1945 Caption: Machine-ramming of mold sand. (Photo courtesy of Eclipse Pioneer Foundries.)
) July 1945 Caption: The first all-magnesium all-welded plane - Northrop's XP-56.
) June 1945 Caption: No caption.
) May 1945 Caption: Torch welding an aluminum section.
) April 1945 Caption: Jet propulsion plane.
) March 1945 Caption: Buffing an aluminum panel. (Photo courtesy of Aluminum Company of America.)
) February 1945 Caption: Heliocopter.
) January 1945 Caption: Gauging a magnesium warp beam (used in textile industry) preparatory to waxing. (Photo courtesy of American Magnesium Corp.)
|