Union Stockyards. Chicago, Illinois. Sourced from the Library of Congress. https://www.rawpixel.com/image/12287308/photo-image-person-pattern-public-domainFree Image from public domain licenseGold rectangle frame on a gray marble textured background https://www.rawpixel.com/image/590418/marble-textured-backdrop-frameView licenseGold hexagon frame on a gray marble textured background https://www.rawpixel.com/image/590171/marble-textured-backdrop-frameView license[Untitled photo, possibly related to: Las Vegas, Nevada. Smoke pouring from the stacks of the preparation building of the… https://www.rawpixel.com/image/12297973/photo-image-plant-sky-smokeFree Image from public domain licenseGrain elevator and Gold Metal flour mill. Minneapolis, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12284031/photo-image-sky-gold-public-domainFree Image from public domain licenseStairway in the Greenbelt school. Maryland. Sourced from the Library of Congress. https://www.rawpixel.com/image/12274653/photo-image-pattern-public-domain-wallFree Image from public domain licenseGrunge brick wall textured background https://www.rawpixel.com/image/593519/old-brick-wall-backgroundView licenseSandusky, Ohio. Looking across from the Pennsylvania Railroad's No. 1 to No. 3 in the distance. Sourced from the Library of… https://www.rawpixel.com/image/12294157/photo-image-sky-public-domain-factoryFree Image from public domain licenseExterior of a large blue storage building https://www.rawpixel.com/image/534715/free-photo-image-exterior-store-mall-advertisementView license[Untitled photo, possibly related to: Sandusky, Ohio. A carload of coal at the loading machine at the Pennsylvania Railroad… https://www.rawpixel.com/image/12293869/photo-image-sky-technology-public-domainFree Image from public domain licenseCloseup of kid hand holding stick feeding the lion https://www.rawpixel.com/image/84698/premium-photo-image-lions-cage-activityView licenseStreet Sign Direction Location City Urban https://www.rawpixel.com/image/28699/premium-photo-image-advertising-announcement-blankView licenseNetwork security system perforated paper padlock https://www.rawpixel.com/image/92860/free-photo-image-security-accessibility-artView licenseDesign of resident's storey and stairway https://www.rawpixel.com/image/10940/premium-photo-image-building-construction-upstairs-achievementView licenseLas Vegas, Nevada. Painters at work seventy feet above ground on the gigantic construction of the Basic Magnesium… https://www.rawpixel.com/image/12297609/photo-image-plant-person-public-domainFree Image from public domain licenseExterior Engineering Mantenance Roof Aluminium https://www.rawpixel.com/image/91485/free-photo-image-architecture-colorful-constructionView licenseGold square frame on a gray marble textured background https://www.rawpixel.com/image/590212/marble-textured-backdrop-frameView license[Untitled photo, possibly related to: Las Vegas, Nevada. A mass of transmission towers and transformers redistributing power… https://www.rawpixel.com/image/12297895/photo-image-person-sky-technologyFree Image from public domain licenseLas Vegas, Nevada. A mass of transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297607/photo-image-person-sky-technologyFree Image from public domain licensePatterns Bottom Up Architecture Building https://www.rawpixel.com/image/91453/free-photo-image-pattern-downtown-angleView licenseFort Loudon [i.e., Loudoun] Dam, Tennessee. Tennessee Valley Authority (TVA). Construction. Sourced from the Library of… https://www.rawpixel.com/image/12340393/image-sky-water-architectureFree Image from public domain licenseGold frame on a gray marble textured background https://www.rawpixel.com/image/590310/marble-textured-backdrop-frameView licenseSugar beets are unloaded over flumes in which hot water carries them to the factory. Brighton, Colorado. Sourced from the… https://www.rawpixel.com/image/12273244/photo-image-sky-public-domain-factoryFree Image from public domain license[Untitled photo, possibly related to: Las Vegas, Nevada. Painters at work seventy feet above ground on the gigantic… https://www.rawpixel.com/image/12297911/photo-image-background-plant-personFree Image from public domain licenseExterior Engineering Mantenance Roof Aluminium https://www.rawpixel.com/image/91421/free-photo-image-architecture-colorful-constructionView licenseLoading grain boat. Superior, Wisconsin. Sourced from the Library of Congress. https://www.rawpixel.com/image/12260002/photo-image-flower-plant-personFree Image from public domain license[Untitled photo, possibly related to: "Doors" on tobacco barn open for ventilation near Suffield, Connecticut]. Sourced from… https://www.rawpixel.com/image/12277115/photo-image-plant-wood-public-domainFree Image from public domain licenseHightstown, New Jersey. Metal plates to be used in casting concrete slabs at the Jersey Homesteads, a U.S. Resettlement… https://www.rawpixel.com/image/12268196/photo-image-person-sky-woodFree Image from public domain licenseGold trapezium frame on a gray marble textured background https://www.rawpixel.com/image/590351/marble-textured-backdrop-frameView licenseLas Vegas, Nevada. Two peat storage buildings, 540 by 100 feet, on the Basic Magnesium Incorporated grounds in the southern… https://www.rawpixel.com/image/12297627/photo-image-sky-road-public-domainFree Image from public domain licenseLas Vegas, Nevada. Transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297614/photo-image-sky-technology-public-domainFree Image from public domain licensePatterns Bottom Up Architecture Building https://www.rawpixel.com/image/91305/free-photo-image-architecture-city-pattern-angleView licenseSteel plant on the Ohio River. Aliquippa, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12272208/photo-image-plant-person-public-domainFree Image from public domain licenseA closed glass works in Rochester, Pennsylvania, now used for car storage. Sourced from the Library of Congress. https://www.rawpixel.com/image/12277735/photo-image-public-domain-factory-architectureFree Image from public domain license[Untitled photo, possibly related to: New Idria, California. A view of the mercury extraction plant of the Quicksilver… https://www.rawpixel.com/image/12297615/photo-image-plant-person-woodFree Image from public domain license[Untitled photo, possibly related to: San Bernardino, California. A general view in the Atchison, Topeka, and Santa Fe… https://www.rawpixel.com/image/12294138/photo-image-public-domain-factory-architectureFree Image from public domain license[Untitled photo, possibly related to: Las Vegas, Nevada. A mass of transmission towers and transformers redistributing power… https://www.rawpixel.com/image/12297864/photo-image-sky-technology-animalFree Image from public domain license[Untitled photo, possibly related to: Charlotte Amalie, St. Thomas Island, Virgin Islands. An inmate of the insane asylum at… https://www.rawpixel.com/image/12263131/photo-image-person-public-domain-wallFree Image from public domain licenseSteps leading from street to houses in Bisbee, Arizona. Bisbee is a mining town built along the side of a mountain by… https://www.rawpixel.com/image/12169673/image-art-sky-vintageFree Image from public domain licenseGold hexagon frame on a gray marble textured background https://www.rawpixel.com/image/590432/marble-textured-backdrop-frameView licensePoint Pleasant, West Virginia. A crane at the Marietta Manufacturing Company. Sourced from the Library of Congress. https://www.rawpixel.com/image/12293345/photo-image-person-sky-public-domainFree Image from public domain licenseDust storm. Note heavy metal signs blown out by wind. Amarillo, Texas. Sourced from the Library of Congress. https://www.rawpixel.com/image/12251087/image-cloud-person-skyFree Image from public domain licenseOne of the largest sawmills in the world. Employs many of the Resettlement Administration homesteaders at Longview.… https://www.rawpixel.com/image/12267322/photo-image-sky-public-domain-factoryFree Image from public domain license[Untitled photo, possibly related to: Phelps Dodge refining company, El Paso, Texas. Copper is recovered from smoke that… https://www.rawpixel.com/image/12295759/photo-image-plant-smoke-public-domainFree Image from public domain license[Untitled photo, possibly related to: Tapping the slag at a blast furnace, Pittsburgh, Pennsylvania]. Sourced from the… https://www.rawpixel.com/image/12253344/photo-image-technology-public-domain-factoryFree Image from public domain licenseGrunge dark gray wooden planks textured background https://www.rawpixel.com/image/593542/gray-wooden-wallView licenseGrave in the cemetery at Santa Rita, New Mexico. Santa Rita is a copper mining town, inhabitants mostly Mexican by Russell… https://www.rawpixel.com/image/12169655/image-plant-person-grassFree Image from public domain licenseAudience Casual Diversity People Meeting Concept https://www.rawpixel.com/image/144466/premium-photo-image-abstract-architecture-audienceView license[Untitled photo, possibly related to: Large tanks used for mixing powdered gold ore with cyanide solution to extract gold… https://www.rawpixel.com/image/12173167/image-art-vintage-goldFree Image from public domain licenseTwo businessmen Bowing in Back Lit https://www.rawpixel.com/image/117138/premium-photo-image-achievement-adult-agreementView license[Untitled photo, possibly related to: Unused factory space and machinery at the Correct Manufacturing Company in Fallston… https://www.rawpixel.com/image/12278024/photo-image-person-space-technologyFree Image from public domain license[Untitled photo, possibly related to: Cleveland, Ohio. Unloading iron ore from a lake freighter by means of Hewlett [i.e.… https://www.rawpixel.com/image/12293867/photo-image-sky-technology-public-domainFree Image from public domain licenseCharlotte Amalie, St. Thomas Island, Virgin Islands. An inmate of the insane asylum at the hospital. Sourced from the… https://www.rawpixel.com/image/12263340/photo-image-face-person-public-domainFree Image from public domain licenseModern building with black panels https://www.rawpixel.com/image/534679/free-photo-image-architecture-city-pattern-architecturalView licenseBleached wooden planks textured background https://www.rawpixel.com/image/593451/lined-concrete-wallView licenseRailroad yards. Milwaukee, Wisconsin. All time records for amount of freight in yards are being set. Sourced from the… https://www.rawpixel.com/image/12285579/photo-image-public-domain-architecture-cityFree Image from public domain licenseLas Vegas, Nevada. A mass of transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297898/photo-image-sky-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company at Geneva, Utah. Steel mill under construction]. Sourced from… https://www.rawpixel.com/image/12298172/photo-image-person-sky-public-domainFree Image from public domain licenseFloor Plan Brainstorming Ideas Sharing https://www.rawpixel.com/image/1134458/image-rawpixelcomView licenseCrab floats on Deal Island shore, Maryland. Sourced from the Library of Congress. https://www.rawpixel.com/image/12275902/photo-image-pattern-public-domain-architectureFree Image from public domain licenseShiny gold marble textured background https://www.rawpixel.com/image/596868/golden-metallic-textured-backgroundView licenseWelding. Structural shop, Keystone Drilling Company. Beaver Falls, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12283842/photo-image-person-public-domain-manFree Image from public domain licenseConstruction work of the sewage disposal plant and sewer lines leading to it. About ten miles of sewer pipe are being laid… https://www.rawpixel.com/image/12149219/image-plant-person-artFree Image from public domain licenseElectrical wiring left to disintegrate following the slowdown of mining operations and the partial abandonment of the town.… https://www.rawpixel.com/image/12150051/image-person-art-skyFree Image from public domain licenseLas Vegas, Nevada. Painters at work seventy feet above ground on the gigantic construction of the Basic Magnesium… https://www.rawpixel.com/image/12297917/photo-image-plant-person-skyFree Image from public domain licenseWaynoka, Oklahoma. Oil and water derricks at the roundhouse between Kansas City, Missouri and Clovis, New Mexico. The… https://www.rawpixel.com/image/12291457/photo-image-person-sky-airplaneFree Image from public domain license[Untitled photo, possibly related to: Coal mine tipple, Caples, West Virginia]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12248189/photo-image-tree-road-mountainFree Image from public domain licenseCharlotte Amalie, St. Thomas Island, Virgin Islands. An inmate of the insane asylum at the hospital. Sourced from the… https://www.rawpixel.com/image/12263140/photo-image-hand-person-public-domainFree Image from public domain licenseTimber Wood Material Floor Surface Texture https://www.rawpixel.com/image/115639/premium-photo-image-abstract-aged-backgroundView license[Untitled photo, possibly related to: Las Vegas, Nevada. A mass of transmission towers and transformers redistributing power… https://www.rawpixel.com/image/12298130/photo-image-sky-technology-public-domainFree Image from public domain licenseDetail of derrick showing traveling block, kelly joint, rotary table and lengths of drill pipe, Kilgore, Texas by Russell Lee https://www.rawpixel.com/image/12171078/image-person-art-skyFree Image from public domain licenseCondensing tower of machinery in cotton gin. Lake Dick Project, Arkansas by Russell Lee https://www.rawpixel.com/image/12173660/image-art-pattern-vintageFree Image from public domain license[Untitled photo, possibly related to: Charlotte Amalie, St. Thomas Island, Virgin Islands. An inmate of the insane asylum at… https://www.rawpixel.com/image/12263189/photo-image-person-public-domain-wallFree Image from public domain licenseButte, Montana. Anaconda Copper Mining Company. The town is dominated by headframes of various copper mines by Russell Lee https://www.rawpixel.com/image/12148570/image-art-sky-vintageFree 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/12295496/photo-image-background-plant-patternFree Image from public domain licenseThis is the only toilet in a two-family house in New Brighton, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12278949/photo-image-public-domain-family-houseFree Image from public domain license[Untitled photo, possibly related to: Las Vegas, Nevada. A mass of transmission towers and transformers redistributing power… https://www.rawpixel.com/image/12297902/photo-image-person-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: General Motors plant. Trenton, New Jersey]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12286519/photo-image-plant-pattern-skyFree Image from public domain licenseGrunge brown cement textured background https://www.rawpixel.com/image/593647/textured-concrete-wallView licenseConstruction work on Mellon Art Gallery. Washington, D.C.. Sourced from the Library of Congress. https://www.rawpixel.com/image/12283714/photo-image-person-art-skyFree Image from public domain license[Untitled photo, possibly related to: Rock crusher at quarry. Tygart Valley, West Virginia]. Sourced from the Library of… https://www.rawpixel.com/image/12247893/photo-image-plant-sky-treeFree Image from public domain licensePower transformers. Southeast section of Washington, D.C.. Sourced from the Library of Congress. https://www.rawpixel.com/image/12269604/photo-image-cloud-person-skyFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company at Geneva, Utah. Metal casings for concrete piles that will… https://www.rawpixel.com/image/12298078/photo-image-plant-person-skyFree Image from public domain licenseNetwork security system perforated paper padlock https://www.rawpixel.com/image/92312/free-photo-image-accessibility-art-and-craftView licenseLas Vegas, Nevada. A rear view of some of the structures of the Basic Magnesium Incorporated plant, showing at the far right… https://www.rawpixel.com/image/12297894/photo-image-shadow-plant-skyFree Image from public domain licenseNetwork security system perforated paper padlock https://www.rawpixel.com/image/92308/free-photo-image-security-accessibility-artView license[Untitled photo, possibly related to: Crampton canneries in Plain City, Ohio]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12255877/photo-image-public-domain-factory-natureFree Image from public domain license[Untitled photo, possibly related to: General Motors plant. Trenton, New Jersey]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285129/photo-image-plant-person-patternFree Image from public domain licenseSunny light in the morning with iron bars https://www.rawpixel.com/image/90909/free-photo-image-abstract-ancient-antiqueView licenseBethlehem-Fairfield shipyards, Baltimore, Maryland. The stem of a vessel just after the launching ceremony. Sourced from the… https://www.rawpixel.com/image/12292784/photo-image-person-sky-public-domainFree Image from public domain license[Untitled photo, possibly related to: Columbia Steel Company at Geneva, Utah. Steel and concrete go into place rapidly as a… https://www.rawpixel.com/image/12297786/photo-image-plant-person-skyFree Image from public domain licenseMorning sunny day watering houseplant at home https://www.rawpixel.com/image/90893/free-photo-image-sun-abstract-ancientView licenseSunny light in the morning with iron bars https://www.rawpixel.com/image/90885/free-photo-image-abstract-ancient-antiqueView licenseEmpty metal seats in a cafe https://www.rawpixel.com/image/22615/free-photo-image-background-bar-brickView licenseLas Vegas, Nevada. A mass of transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297907/photo-image-person-sky-technologyFree Image from public domain licenseChandelier light art design abstract https://www.rawpixel.com/image/90861/free-photo-image-abstract-architecture-artView license