Pedestrians with umbrellas walk on flooded street in the rain in Washington D.C. during the November Moratorium to End the War in Vietnam. Some pedestrians use walking sticks while walking. A woman holds her pet dog with her back from the camera. American youth and adults gather to protest the Vietnam War, in a march also known as the “Vietnam Moratorium”. Sign reads "Business as usual. Today is murder in Vietnam." A man holding a parody of the United States flag with skulls and crossbones replacing the stars. Peaceful protesters flashing the “peace sign” gesture while chanting “NOW” repeatedly. A young African American man with Afro hairstyle flashes the “peace sign” and smiles. Thousands of Americans participate in a nighttime candlelight vigil for soldiers killed during the Vietnam War. A man carries his young daughter on his shoulders while walking down Pennsylvania Avenue during the protest.
Psychedelic lights. Band of rock musicians performing Beat music on stage. A pair of guitarists and a female drummer. Hippies sitting in a room at a commune playing bongo drums. A young child drinks from a cup. Hippies playing with pet dogs. A psychedelic mandala hangs on the wall behind a hippie.
Unloading concentrates at a smelter. A crane scoops copper concentrate from wagons. Copper ore mixed by spreading each lot as received upon large “ore beds”. Copper ore pouring into piles. Large piles of copper ore in factory. An ore-loader plows a section of ore from the bed onto a belt, which conveys the ore to the furnace bins. Conveyer belt transports copper ores to bins. Blast furnaces smelting course copper ores. Copper matte flow from a blast furnace settler.
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.
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