Production. B-17F heavy bomber. Raw material for the building of B-17F (Flying Fortress) bombers is stored in a warehouse at… https://www.rawpixel.com/image/12303347/image-background-plant-patternFree Image from public domain licenseProduction. B-17F heavy bomber. Raw material for the building of B-17F (Flying Fortress) bombers is stored in a warehouse at… https://www.rawpixel.com/image/12303360/image-background-plant-artFree Image from public domain licenseUtah Copper: Bingham Mine. Part of the open-pit workings of the Utah Copper Company, at Bingham Canyon, Utah. The steam… https://www.rawpixel.com/image/12303838/image-steam-smoke-mountainFree Image from public domain licenseProduction. Airplane propellers. Assembled three-way Hamilton propellers ready for shipment, minus power section, from a… https://www.rawpixel.com/image/12301908/image-plant-airplane-architectureFree Image from public domain licenseProduction. Copper. A closeup of a disc-type filter showing how the dried copper concentrate is broken by expansion of the… https://www.rawpixel.com/image/12303987/image-plant-person-womanFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17F (Flying Fortress)… https://www.rawpixel.com/image/12307959/image-plant-person-skyFree Image from public domain licenseUtah Copper: Bingham Mine. Track-laying crew at open-pit mining operations of Utah Copper Company at Bingham Canyon, Utah.… https://www.rawpixel.com/image/12303796/image-plant-person-natureFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Setting a pipe with a derrick during the construction of a new steel mill which will… https://www.rawpixel.com/image/12307877/image-person-sky-smokeFree Image from public domain license[Untitled photo, possibly related to: Magna, Utah. A rotary car dumper discharging copper ore at the mill]. Sourced from the… https://www.rawpixel.com/image/12307938/image-person-public-domain-manFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Draglines are working day and night excavating for the building of open hearth… https://www.rawpixel.com/image/12308139/image-person-sky-public-domainFree Image from public domain licenseScience and research. Studies of non-coking coals. Research workers at the Golden, Colorado field station of the U.S. Bureau… https://www.rawpixel.com/image/12303374/image-person-golden-technologyFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Bulldozer used in grading during the construction of a new steel mill which will… https://www.rawpixel.com/image/12308115/image-person-public-domain-natureFree Image from public domain licenseProduction. B-17F heavy bomber. H.J. Ross finishing a die for a part for B-17F (Flying Fortress) bombers at the Boeing plant… https://www.rawpixel.com/image/12301910/image-plant-person-technologyFree Image from public domain licenseProduction. Airplane propellers. Inspection of propeller blade finishes at Hartford, Connecticut, plant. The inspection… https://www.rawpixel.com/image/12303348/image-plant-person-airplaneFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. A new Pratt and Whitney airplane motor running on a test stand at a large… https://www.rawpixel.com/image/12302239/image-plant-airplane-factoryFree Image from public domain licenseSeattle, Washington. Boeing aircraft plant. Production of B-17F (Flying Fortress) bombing planes. Lubricating and servicing… https://www.rawpixel.com/image/12308153/image-plant-person-skyFree Image from public domain licenseProduction. Copper. Flotation machines at one of the copper concentrators of the Utah Copper Company. Its plants at Magna… https://www.rawpixel.com/image/12303152/image-plants-factory-architectureFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17 (Flying Fortress)… https://www.rawpixel.com/image/12307963/image-face-plant-personFree Image from public domain licenseUtah Copper: Bingham Mine. Utah Copper Company, Bingham Canyon, Utah. Looking down Carr Fork Canyon. Sourced from the… https://www.rawpixel.com/image/12303156/image-road-mountain-landscapeFree Image from public domain licenseProduction. Mercury. Collecting mercury from soot deposited in condenser chamber at a New Idria, California extraction plant… https://www.rawpixel.com/image/12303086/image-plant-person-factoryFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company at Geneva, Utah. Draglines are working day and night excavating… https://www.rawpixel.com/image/12307948/image-cloud-person-skyFree Image from public domain licenseProduction. B-17F heavy bomber. Raw material for the building of B-17F (Flying Fortress) bombers is stored in a warehouse at… https://www.rawpixel.com/image/12303680/image-background-plant-patternFree Image from public domain licenseProduction. Airplane propellers. Propeller blades that will soon be driving American warplanes are stored after final… https://www.rawpixel.com/image/12302114/image-plant-planes-waterFree Image from public domain licenseProduction. B-17F heavy bomber. Tubing bent to specified shapes and ready for installation in B-17F (Flying Fortress)… https://www.rawpixel.com/image/12303407/image-plant-person-factoryFree Image from public domain licenseProduction. Mercury. A mercury extraction plant at New Idria, California. Triple-distilled mercury is produced here by the… https://www.rawpixel.com/image/12302808/image-plant-person-factoryFree Image from public domain licenseBoeing aircraft plant, Seattle, Washington. Production of B-17F (Flying Fortress) bombing planes. Lubricating and servicing… https://www.rawpixel.com/image/12308178/image-plant-person-skyFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17F (Flying Fortress)… https://www.rawpixel.com/image/12307873/image-face-plant-personFree Image from public domain licenseProduction. Copper. This large motor drives one of the gyratory crushers in the crushing plant of the Utah Copper Company.… https://www.rawpixel.com/image/12304102/image-plant-person-airplaneFree Image from public domain licenseProduction. Copper. Two flotation machines at the Arthur plant of the Utah Copper Company. The bubbles remove the fine… https://www.rawpixel.com/image/12303821/image-plant-person-bubblesFree Image from public domain licenseProduction. Lead. The Leadville, Colorado smelter of the American Smelting and Refining Company. Lead concentrates from… https://www.rawpixel.com/image/12303815/image-plant-sky-mountainFree Image from public domain licenseBoeing aircraft plant, Seattle, Washington. Production of B-17F (Flying Fortress) bombing planes. Warehouse worker handing… https://www.rawpixel.com/image/12307943/image-face-plant-personFree Image from public domain licenseProduction. Mercury. A power shovel loading mercury ore from an open-cut mine at the New Idria Quicksilver Mining Company at… https://www.rawpixel.com/image/12303090/image-plant-person-numberFree Image from public domain licenseUtah Copper: Bingham Mine. Track-laying crew at open-pit mining operations of Utah Copper Company, at Bingham Canyon, Utah.… https://www.rawpixel.com/image/12303790/image-person-sky-mountainFree Image from public domain licenseUtah Copper: Bingham Mine. Blasting at the open-pit mining operations of Utah Copper Company at Bingham Canyon, Utah.… https://www.rawpixel.com/image/12302812/image-person-sky-smokeFree Image from public domain licenseProduction. Mercury. A mercury extraction plant at New Idria, California. Triple-distilled mercury is produced here by the… https://www.rawpixel.com/image/12303128/image-plant-person-skyFree Image from public domain licenseProduction. Lead. A shaking table which separates the lead mineral from the ore by the same principle used in "panning" by… https://www.rawpixel.com/image/12302811/image-hand-art-patternFree Image from public domain licenseProduction. Lead. A ball mine for crushing lead ore to fine sizes in a concentrator near Creede, Colorade where old lead… https://www.rawpixel.com/image/12302807/image-technology-factory-houseFree Image from public domain licenseProduction. Mercury. Mercury extraction plant near mines at New Idria, California from which ore is secured. Triple… https://www.rawpixel.com/image/12303101/image-plant-smoke-treeFree Image from public domain licenseProduction. Mercury. Collecting mercury by hand from soot deposited in condenser chamber at a New Idria, California… https://www.rawpixel.com/image/12302838/image-plant-hand-personFree Image from public domain licenseTraining women to operate buses and taxicabs. Sourced from the Library of Congress. https://www.rawpixel.com/image/12307116/image-face-person-public-domainFree Image from public domain licenseProduction. Airplane propellers. Arthur Voss performs final blade balancing tests on a Hamilton airplane propeller at a… https://www.rawpixel.com/image/12303637/image-plant-person-artFree Image from public domain licenseProduction. Copper. Part of a group of five Symons short-head cone crushers for reducing the coarse copper ore to a smaller… https://www.rawpixel.com/image/12302789/image-person-art-factoryFree Image from public domain license[Untitled photo, possibly related to: Loveland Pass, Colorado. The road leading to the pass]. Sourced from the Library of… https://www.rawpixel.com/image/12307853/image-cloud-moon-skyFree Image from public domain license[Untitled photo, possibly related to: Bingham Canyon, Utah. Executives who keep heavy ore production coming from the open… https://www.rawpixel.com/image/12308181/image-face-person-bookFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. Power section assemblies for Pratt and Whitney airplane engines. These… https://www.rawpixel.com/image/12301877/image-plant-grass-planesFree Image from public domain licenseUtah Copper: Bingham Mine. Part of the open-pit workings of the Utah Copper Company, at Bingham Canyon, Utah. The steam… https://www.rawpixel.com/image/12302874/image-steam-mountain-natureFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. A collection of some of the many parts that make a Pratt and Whitney… https://www.rawpixel.com/image/12301872/image-plant-airplane-factoryFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Bulldozer used in grading during the construction of a new steel mill which will… https://www.rawpixel.com/image/12308126/image-person-public-domain-natureFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. Crankshafts lined up for assembly in Pratt and Whitney airplane engines form… https://www.rawpixel.com/image/12303585/image-person-factory-architectureFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company at Geneva, Utah. Bulldozer used in grading during the… https://www.rawpixel.com/image/12308119/image-person-public-domain-natureFree Image from public domain licenseProduction. Mercury. A mercury extraction plant at New Idria, California. Triple-distilled mercury is produced here by the… https://www.rawpixel.com/image/12303115/image-cloud-plant-skyFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Excavating and constructing open hearth furnaces for a new steel mill. Sourced from… https://www.rawpixel.com/image/12307898/image-person-public-domain-natureFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Bulldozer used in grading during the construction of a new steel mill which will… https://www.rawpixel.com/image/12308117/image-person-public-domain-natureFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17 (Flying Fortress)… https://www.rawpixel.com/image/12307851/image-plant-person-planesFree Image from public domain licenseProduction. B-17F heavy bomber. Octopus punching machine working on parts for new B-17F (Flying Fortress) bombers at the… https://www.rawpixel.com/image/12303414/image-plant-person-technologyFree Image from public domain licenseColumbia Steel Company at Ironton, Utah. Pouring a heat of iron. Sourced from the Library of Congress. https://www.rawpixel.com/image/12307861/image-person-public-domain-womanFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17F (Flying Fortress)… https://www.rawpixel.com/image/12308152/image-plant-person-planesFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. The tremendous rate at which airplanes are now being produced is indicated… https://www.rawpixel.com/image/12301862/image-background-plant-patternFree Image from public domain licenseProduction. B-17 heavy bomber. Another mighty B-17F (Flying Fortress) bomber sets out on a test flight from the airfield of… https://www.rawpixel.com/image/12302117/image-cloud-plant-skyFree Image from public domain licenseProduction. Lead. A small Symons cone crusher for crushing lead ore in a mill near Creede, Colorade where old lead mines… https://www.rawpixel.com/image/12303745/image-person-art-woodFree Image from public domain licenseBingham Canyon, Utah. Utah Copper Company signalman. Sourced from the Library of Congress. https://www.rawpixel.com/image/12308116/image-face-person-public-domainFree Image from public domain licenseProduction. B-17F heavy bomber. Raw material for the building of B-17F (Flying Fortress) bombers is stored in a warehouse at… https://www.rawpixel.com/image/12301901/image-background-plant-patternFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company at Geneva, Utah. Drag lines are working day and night… https://www.rawpixel.com/image/12308127/image-cloud-person-skyFree Image from public domain licenseProduction. Lead. Creede, Colorade where old lead mines have been reopened. Creede, for many years a "ghost town," has… https://www.rawpixel.com/image/12302839/image-plant-sky-treeFree Image from public domain licenseUtah Copper: Bingham Mine. Open-pit mining operations of Utah Copper Company, at Bingham Canyon, Utah. Looking down on a… https://www.rawpixel.com/image/12303155/image-sky-road-mountainFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. In this collection of miscellaneous forgings are link rods, master rods… https://www.rawpixel.com/image/12301855/image-background-plant-patternFree Image from public domain licenseProduction. B-17 heavy bomber. Sections of frameworks for B-17F (Flying Fortress) bomber fuselages at the Boeing plant in… https://www.rawpixel.com/image/12303682/image-plant-person-factoryFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. Ignition harnesses ready for assembly in Pratt and Whitney airplane engines… https://www.rawpixel.com/image/12302140/image-plant-person-patternFree Image from public domain license[Untitled photo, possibly related to: Bingham Canyon, Utah. Building a trestle bridge at the open-pit mines of the Utah… https://www.rawpixel.com/image/12307887/image-person-wood-public-domainFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17 (Flying Fortress)… https://www.rawpixel.com/image/12307934/image-plant-person-planesFree Image from public domain licenseTraining women to operate buses and taxicabs. Sourced from the Library of Congress. https://www.rawpixel.com/image/12306863/image-face-person-public-domainFree Image from public domain licenseProduction. Airplane propellers. Finished stationary cams for the hydraulic mechanism that adjust the pitch of airplane… https://www.rawpixel.com/image/12303581/image-background-plant-personFree Image from public domain licenseProduction. Copper. Copper ore being discharged through a portable feeder into the fine ore bins at the Arthur, Utah copper… https://www.rawpixel.com/image/12302802/image-person-factory-architectureFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Excavating and constructing open hearth furnaces for a new steel mill. Sourced from… https://www.rawpixel.com/image/12307854/image-cloud-person-skyFree Image from public domain licenseProduction. Lead. Flotation machines in a lead concentrator near Creede, Colorade where old lead mines have been reopened.… https://www.rawpixel.com/image/12304073/image-person-factory-architectureFree Image from public domain licenseProduction. Mercury. Rotary kiln in a mercury extraction plant at New Idria, California, in which ore is introduced to a… https://www.rawpixel.com/image/12303093/image-plant-person-factoryFree Image from public domain licenseProduction. Copper. Fine copper ore travelling on a conveyor belt which discharges the ore into bins at one of the… https://www.rawpixel.com/image/12302878/image-person-technology-factoryFree Image from public domain licenseUtah Copper: Bingham Mine. Dipper of a huge ore-loading shovel at the open-pit mining operations of Utah Copper Company at… https://www.rawpixel.com/image/12302814/image-person-airplane-natureFree Image from public domain license[Untitled photo, possibly related to: Bingham Canyon, Utah. Utah Copper Company signalman]. Sourced from the Library of… https://www.rawpixel.com/image/12308151/image-face-person-woodFree Image from public domain licenseTraining women to operate buses and taxicabs. Sourced from the Library of Congress. https://www.rawpixel.com/image/12306881/image-face-person-public-domainFree Image from public domain licenseColumbia Steel Company in Geneva, Utah. Bulldozer used in grading during the construction of a new steel mill which will… https://www.rawpixel.com/image/12308124/image-person-public-domain-natureFree Image from public domain licenseBoeing aircraft plant, Seattle, Washington. Production of B-17F(Flying Fortress) bombing planes. Lubricating and servicing a… https://www.rawpixel.com/image/12307937/image-plant-person-skyFree Image from public domain licenseProduction. Copper. This long row of large capacity ball mills is used for fine grinding of copper ore at one of the… https://www.rawpixel.com/image/12303168/image-technology-factory-architectureFree Image from public domain licenseUtah Copper: Bingham Mine. Typial copper ore recovered at open-pit mining operations of Utah Copper Company, at Bingham… https://www.rawpixel.com/image/12304082/image-background-pattern-soilFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company at Geneva, Utah. Bulldozer used in grading during the… https://www.rawpixel.com/image/12308113/image-person-public-domain-natureFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. More power for our fighting airmen. A single-row Pratt and Whitney airplane… https://www.rawpixel.com/image/12302164/image-plant-person-planeFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Excavating and constructing open hearth furnaces for a new steel mill. Sourced from… https://www.rawpixel.com/image/12307888/image-person-airplane-public-domainFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17F (Flying Fortress)… https://www.rawpixel.com/image/12307902/image-plant-person-skyFree Image from public domain licenseProduction. Pratt and Whitney airplane engines. Barrels of salvaged metal scrap collected from a few of the many machines… https://www.rawpixel.com/image/12301860/image-flower-plant-airplaneFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Draglines are working day and night excavating for the building of open hearth… https://www.rawpixel.com/image/12307868/image-person-sky-public-domainFree Image from public domain licenseUtah Copper: Bingham Mine. Open-pit mining operations of Utah Copper Company, at Bingham Canyon, Utah. Sourced from the… https://www.rawpixel.com/image/12303727/image-pattern-mountain-natureFree Image from public domain licenseProduction. B-17 heavy bomber. Completing the framework of a fuselage section for a new B-17F (Flying Fortress) bomber. The… https://www.rawpixel.com/image/12303421/image-person-space-factoryFree Image from public domain licenseColumbia Steel Company at Geneva, Utah. Bulldozer used in grading during the construction of a new steel mill which will… https://www.rawpixel.com/image/12307859/image-person-sky-public-domainFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company in Geneva, Utah. Bulldozer used in grading during the… https://www.rawpixel.com/image/12307864/image-person-public-domain-natureFree Image from public domain license[Untitled photo, possibly related to: Boeing aircraft plant, Seattle, Washington. Production of B-17F (Flying Fortress)… https://www.rawpixel.com/image/12307844/image-plant-person-planesFree Image from public domain licensePortrait of a woman training to operate buses and taxicabs. Sourced from the Library of Congress. https://www.rawpixel.com/image/12307122/image-face-hand-personFree Image from public domain licenseProduction. Airplane propellers. Three-way spider forgings for the hydraulic mechanism that adjust propeller blade pitch… https://www.rawpixel.com/image/12302131/image-plant-airplane-factoryFree Image from public domain licenseProduction. Lead. Salvaging scrap iron from an abandoned silver mine near Creede, Colorado where old lead mines have been… https://www.rawpixel.com/image/12302818/image-person-sky-roadFree Image from public domain license