Engine and engineer of a Tweetsie Railroad steam-fired locomotive in North Carolina. Original image from Carol M.… https://www.rawpixel.com/image/3093431/free-photo-image-steam-locomotive-america-blowing-rockFree 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 licenseAlbuquerque, New Mexico. Andrew Santiago, boilermaker, employed at the Atchison, Topeka and Santa Fe Railroad locomotive… https://www.rawpixel.com/image/12337385/image-face-person-public-domainFree Image from public domain licenseRailroad locomotive in grain elevator district. Minneapolis, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12335903/image-person-public-domain-metalFree Image from public domain licenseFSA (Farm Security Administration) rehabilitation borrower operating tractor. She and her mother run the farm without the… https://www.rawpixel.com/image/12334616/image-person-sky-public-domainFree Image from public domain licenseGrain storage, elevators and freight trains. Great Falls, Montana. Sourced from the Library of Congress. https://www.rawpixel.com/image/12247565/photo-image-sky-public-domain-factoryFree Image from public domain licenseWashington, D.C. Construction of temporary war emergency buildings on the Mall, near 16th and 17th Streets, N.W. Operator of… https://www.rawpixel.com/image/12324021/image-person-public-domain-factoryFree Image from public domain licenseBethlehem steel mill. Sparrows Point, Maryland. Sourced from the Library of Congress. https://www.rawpixel.com/image/12335767/image-person-public-domain-factoryFree Image from public domain licenseHera, Hercules, Athena and other Greek divinities with birds, a lion, a dog and a cow; representing animal locomotion.… https://www.rawpixel.com/image/13984545/image-dog-horse-cartoonFree Image from public domain license[Untitled photo, possibly related to: Railroad yards. Milwaukee, Wisconsin]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285270/photo-image-cloud-sky-smokeFree Image from public domain license[Untitled photo, possibly related to: Carloads of iron ore at Mahoning pit. Hibbing, Minnesota]. Sourced from the Library of… https://www.rawpixel.com/image/12286320/photo-image-steam-person-smokeFree Image from public domain license[Untitled photo, possibly related to: Grain elevator. Minneapolis, Minnesota]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12274080/photo-image-person-smoke-public-domainFree Image from public domain licenseChicago, Illinois. Train clerk marking cars as they go over the hump at an Illinois Central Railroad yard. Sourced from the… https://www.rawpixel.com/image/12290930/photo-image-face-person-airplaneFree Image from public domain licenseGrain elevator. Saint Paul, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12274045/photo-image-sky-smoke-public-domainFree Image from public domain license[Untitled photo, possibly related to: Grain elevator. Minneapolis, Minnesota]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12274339/photo-image-person-smoke-animalFree Image from public domain licenseRailroad men at lunch. Grain elevator district. Minneapolis, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12283809/photo-image-person-public-domain-menFree Image from public domain licenseRailroad yards. Carnegie-Illinois steel plant. Etna, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285928/photo-image-plant-sky-smokeFree Image from public domain license[Untitled photo, possibly related to: Railroad yards. Milwaukee, Wisconsin]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285415/photo-image-cloud-sky-smokeFree Image from public domain licenseOre from the Minnestota iron range onto docks at Allouez, Wisconsin. Sourced from the Library of Congress. https://www.rawpixel.com/image/12286176/photo-image-cloud-person-skyFree Image from public domain license[Untitled photo, possibly related to: Backyards of company houses and steel mill. Midland, Pennsylvania]. Sourced from the… https://www.rawpixel.com/image/12284760/photo-image-sky-smoke-public-domainFree Image from public domain license[Untitled photo, possibly related to: Double deck storage of carload of onions at terminal. Chicago, Illinois]. Sourced from… https://www.rawpixel.com/image/12285893/photo-image-public-domain-architectureFree Image from public domain licenseCars unloading wheat at grain elevator. Minneapolis, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12282535/photo-image-public-domain-factory-architectureFree Image from public domain license[Untitled photo, possibly related to: Grain elevator. Saint Paul, Minnesota]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12273374/photo-image-sky-public-domain-architectureFree Image from public domain license[Untitled photo, possibly related to: Washed ore being loaded into seventy ton cars for shipment to Duluth-Superior ore… https://www.rawpixel.com/image/12286531/photo-image-plant-person-public-domainFree Image from public domain license[Untitled photo, possibly related to: Ore from the Minnestota iron range onto docks at Allouez, Wisconsin]. Sourced from the… https://www.rawpixel.com/image/12286175/photo-image-face-person-woodFree Image from public domain licenseOperating one of the big rollers in production of sheet steel. Pittsburgh, Pennsylvania. Sourced from the Library of… https://www.rawpixel.com/image/12272245/photo-image-person-technology-public-domainFree Image from public domain license