Roasting copper ore to get rid of excess sulfur inside a roasting furnace. A reverberatory furnace smelting fine copper ore and concentrates from mills. A flame smelting copper ore on large, enclosed hearth. A man tapping slag from a reverberatory furnace. Slag flowing into slag-pots in a tunnel beneath factory floor. Conveyer belt hauling away slag-pots to a slag dump. View of a slag dump. Copper matte being tapped from the other end of the reverberatory. Smoke rises from hot copper matte being poured into a furnace. Copper matte being treated further in a tilting furnace called a convertor.
Tilting furnaces called convertors treating copper matte in a smelting factory. A crane transports furnace filled with hot copper matte. Copper matte in factory. Furnace pours copper matte into a convertor. A furnace pours molten fluxing ore into a convertor. Thick smoke rises from the convertor as molten ore is being poured. Molten iron slag pours from furnace. Furnace pouring blister copper into huge pots.
Workers inspect and stir hot copper kept in a storage ladle of a smelting factory. Molten copper is poured from a ladle. Casting copper anodes at a smelting factory in Montana. Hot copper flows into a ladle. The hot copper is poured into casts. Casts moving in conveyer belt. Utah smelting factory casting blister copper. Man inspects hot copper in ladle. Water sprays cool down cast bars. The copper cast bars are elevated to a platform. Men taking copper casts for shipment.
General Henry H. Arnold (Hap Arnold) describes the role of the United States Army Air Force in the Pacific theater of World War II. Flags of the United States and the Army Air Force are seen behind General Arnold. General Arnold seated behind a desk with a nameplate bearing his name. A model aircraft is seen on General Arnold’s right side. “The Army Air Forces play an important part in winning the war. It is equally important to ensure our winning the peace and America remaining what it is today a leading the airpower in the world. You and every American play your part in maintaining the freedom and security which we have all fought by buying and holding bonds,” says General Arnold.
Cars are seen parked at the Marina City (300 N State St, Chicago, IL 60654, United States) in Chicago, Illinois, United States. A helicopter flying over New York City. Views of various New York City skyline buildings and skyscrapers, including 40 Wall Street or the Bank of Manhattan Trust Building, as seen from low aerial flight. Low aerial view of the John Ferraro Building (111 N. Hope Street, Los Angeles, CA 90012) in Los Angeles, California. Low aerial views of stacked highway interchanges and highway lanes in the United States.
Various cars driving on a highway in the United States in the late 1960s. A white station wagon on the highway. Cars on interchange. A bus driving on highway. Parked cars in a lot. Lights and arrow signs at night. Paper and light bulb garlands. Electric power transmission towers. Pipes and storage tanks at a oil or gas refinery.
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