Iron ore dock. Grain elevator and coal loading docks in background. Allouez, Wisconsin. Sourced from the Library of Congress. https://www.rawpixel.com/image/12286174/photo-image-background-cloud-skyFree Image from public domain licenseBuffalo, New York. Lakeview nursery school for children of working mothers, operated by the Board of Education at a tuition… https://www.rawpixel.com/image/12293479/photo-image-shadow-person-skyFree Image from public domain license[Untitled photo, possibly related to: Encino, New Mexico. Passing a section house along the Atchison, Topeka and Santa Fe… https://www.rawpixel.com/image/12292240/photo-image-sky-road-public-domainFree 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/12296703/photo-image-plant-sky-smokeFree Image from public domain licenseDetail of Acadian house with outside stairway leading to attic. Near Breaux Bridge, Louisiana by Russell Lee https://www.rawpixel.com/image/12172110/image-plant-art-vintageFree Image from public domain license[Untitled photo, possibly related to: Kingman (vicinity), Arizona. Concentrating tungsten ore on tables in a recovery plant… https://www.rawpixel.com/image/12297282/photo-image-plant-person-patternFree Image from public domain licenseRustic bridges built by Resettlement Administration workers add to the beauty of stream and forest in the coast recreation… https://www.rawpixel.com/image/12268604/photo-image-plant-person-forestFree Image from public domain license[Untitled photo, possibly related to: Lock Eleven. Erie Canal, New York]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12288325/photo-image-person-sky-roadFree Image from public domain license[Untitled photo, possibly related to: Construction work of the sewage disposal plant and sewer lines leading to it. About… https://www.rawpixel.com/image/12150721/image-plant-art-vintageFree Image from public domain license[Untitled photo, possibly related to: Dumping crabs into cooker. Rock Point, Maryland]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12260045/photo-image-face-person-woodFree Image from public domain license[Untitled photo, possibly related to: Textile mills seen from a bridge in Woonsocket, Rhode Island]. Sourced from the… https://www.rawpixel.com/image/12279732/photo-image-cloud-person-skyFree Image from public domain license[Untitled photo, possibly related to: Oswego, New York. Boarding a Syracuse bus on Bridge Street]. Sourced from the Library… https://www.rawpixel.com/image/12296121/photo-image-person-sky-roadFree Image from public domain licenseBusinessman Corporate Cityscape Urban Scene City Building Concept https://www.rawpixel.com/image/119010/premium-photo-image-building-business-businessmanView license[Untitled photo, possibly related to: Bridge across Wabash River. Vincennes, Indiana]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12272499/photo-image-plant-sky-treeFree Image from public domain licenseQueens, New York, New York. "Dezendorf's delightful dwellings. Sourced from the Library of Congress. https://www.rawpixel.com/image/12267305/photo-image-sky-public-domain-landscapeFree Image from public domain license[Untitled photo, possibly related to: Greene County, Georgia. The White Plains bridge club]. Sourced from the Library of… https://www.rawpixel.com/image/12281536/photo-image-face-plant-personFree Image from public domain licenseDeveloper Servey Planning Structure Construction Concept https://www.rawpixel.com/image/53450/premium-photo-image-architect-architecture-assistanceView license[Untitled photo, possibly related to: Oswego, New York. United Nations heroes marching behind the boy scouts carrying flags… https://www.rawpixel.com/image/12295279/photo-image-people-sky-roadFree Image from public domain licenseBridge and houses in [Phillipsburg, New Jersey; seen from] Easton, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12266386/photo-image-plant-sky-treeFree Image from public domain licenseOld textile mills in Woonsocket, Rhode Island. Sourced from the Library of Congress. https://www.rawpixel.com/image/12279733/photo-image-sky-public-domain-waterFree Image from public domain licenseWoman traveler photographer holiday lifestyle trip https://www.rawpixel.com/image/38389/premium-photo-image-activity-adult-attractiveView licenseNew York, New York. Bridge over Central Park lake. Sourced from the Library of Congress. https://www.rawpixel.com/image/12288780/photo-image-shadow-people-public-domainFree Image from public domain licenseAlong main road between Charleston and Gauley Bridge, West Virginia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12247936/photo-image-plant-person-treeFree Image from public domain licenseShack home under Mays Avenue camp bridge. Oklahoma. See general caption no. 21 by Russell Lee https://www.rawpixel.com/image/12174082/image-cow-person-artFree Image from public domain licenseAuto walkway at an airport https://www.rawpixel.com/image/534685/free-photo-image-airport-architecture-autoView licenseGallipolis, Ohio. Lock gates closing after Katherine Davis had gone through. Sourced from the Library of Congress. https://www.rawpixel.com/image/12293361/photo-image-person-sky-oceanFree Image from public domain licenseCleveland, Ohio. Unloading iron ore from a lake freighter by means of Hewlett [i.e., Hulett] unloaders at the Pennsylvania… https://www.rawpixel.com/image/12293890/photo-image-person-sky-public-domainFree Image from public domain license[Untitled photo, possibly related to: Dance team, Cumberland Homesteads, Crossville, Tennessee]. Sourced from the Library of… https://www.rawpixel.com/image/12256436/photo-image-face-plant-personFree Image from public domain licenseSummit, California. Going through town on the Atchison, Topeka, and Santa Fe Railroad between Barstow and San Bernardino… https://www.rawpixel.com/image/12294114/photo-image-sky-road-mountainFree Image from public domain licenseSupport of elevated railway at abandoned copper mine at Bisbee, Arizona by Russell Lee https://www.rawpixel.com/image/12149013/image-art-vintage-treeFree Image from public domain licenseCincinnati (vicinity), Ohio. A bridge over the Ohio River, as seen from the towboat Ernest T. Weir. Sourced from the Library… https://www.rawpixel.com/image/12296187/photo-image-sky-road-animalFree Image from public domain licenseAn old mill and bridge. Woonsocket, Rhode Island. Sourced from the Library of Congress. https://www.rawpixel.com/image/12279512/photo-image-sky-smoke-public-domainFree Image from public domain licenseView of East Mauch Chunk from Upper Mauch Chunk, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12274941/photo-image-plant-sky-treeFree Image from public domain license[Untitled photo, possibly related to: Freight train operations on the Chicago and Northwestern Railroad between Chicago and… https://www.rawpixel.com/image/12290901/photo-image-technology-crosses-public-domainFree Image from public domain license[Untitled photo, possibly related to: Great Lakes port, Superior, Wisconsin]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12260029/photo-image-person-sky-smokeFree Image from public domain license[Untitled photo, possibly related to: Barges in the tow of the towboat Ernest T. Weir going down the Ohio River to… https://www.rawpixel.com/image/12295345/photo-image-person-sky-roadFree Image from public domain licenseSocial Network Connection Avatar Icon Vector https://www.rawpixel.com/image/330371/image-rawpixelcomView licenseSummit (vicinity), California. Going down the mountains on the Atchison, Topeka, and Santa Fe Railroad between Barstow and… https://www.rawpixel.com/image/12293826/photo-image-cloud-plant-skyFree Image from public domain licenseEmblem Icon Banner Badge Graphic https://www.rawpixel.com/image/330363/image-rawpixelcomView licenseGroup of business people meeting https://www.rawpixel.com/image/90067/premium-photo-image-achievement-agreement-arabView licenseBarge in Lock Eleven. Erie Canal, near Amsterdam, New York. Sourced from the Library of Congress. https://www.rawpixel.com/image/12288617/photo-image-person-sky-lightFree Image from public domain licenseGraph Data Show Summary Analysis Icon Graphic https://www.rawpixel.com/image/330359/image-rawpixelcomView license[Untitled photo, possibly related to: Norris Dam, Tennessee]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12252812/photo-image-public-domain-water-architectureFree Image from public domain licenseDetail of house with outside stairway to attic. Near Breaux Bridge, Louisiana by Russell Lee https://www.rawpixel.com/image/12173382/image-plant-art-vintageFree Image from public domain licenseBridge Lake Nature Beauty Reflection https://www.rawpixel.com/image/91414/free-photo-image-bridge-beauty-cloudView license[Untitled photo, possibly related to: Snow melting on fields. Hayes County, Nebraska]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12276826/photo-image-frame-sky-beachFree Image from public domain licenseBridge Lake Nature Beauty Reflection https://www.rawpixel.com/image/91394/free-photo-image-beauty-bridge-cloudView licenseBingham Copper Mine, Utah. Main assembly yards, office, shops, air compressor and waste material dumps up above as seen… https://www.rawpixel.com/image/12297479/photo-image-person-sky-public-domainFree Image from public domain licenseLow bridge across Hughes River at the foot of the Blue Ridge Mountains. Nethers. Shenandoah National Park, Virginia. Sourced… https://www.rawpixel.com/image/12265855/photo-image-plant-sky-treeFree Image from public domain licenseBarbed wire-surrounded barracks for Florida migrants working at Webster Canning Company, Cheriton, Virginia. Sourced from… https://www.rawpixel.com/image/12264699/photo-image-plant-grass-skyFree Image from public domain license[Untitled photo, possibly related to: Men going to work in a textile mill in Lawrence, Massachusetts]. Sourced from the… https://www.rawpixel.com/image/12278256/photo-image-person-sky-smokeFree Image from public domain licenseStructure of covered bridge. Wallingford, Vermont. Sourced from the Library of Congress. https://www.rawpixel.com/image/12269379/photo-image-wood-public-domain-archFree Image from public domain license[Untitled photo, possibly related to: Detail of waterfront. Cathlamet, Washington] by Russell Lee https://www.rawpixel.com/image/12151902/image-person-art-skyFree Image from public domain licenseMechanism for pulling lock gate open or closing it. Sourced from the Library of Congress. https://www.rawpixel.com/image/12294426/photo-image-road-public-domain-archFree Image from public domain licensePhotography Focus Camera View Concept https://www.rawpixel.com/image/1194328/image-rawpixelcomView licenseChildren playing under the elevated on the southside of Chicago, Illinois by Russell Lee https://www.rawpixel.com/image/12175671/image-person-art-vintageFree Image from public domain license[Untitled photo, possibly related to: Greene County, Georgia. The White Plains bridge club]. Sourced from the Library of… https://www.rawpixel.com/image/12281370/photo-image-plant-people-artFree Image from public domain license[Untitled photo, possibly related to: Pittsburgh, Pennsylvania]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12283216/photo-image-sky-smoke-public-domainFree Image from public domain license[Untitled photo, possibly related to: Bellows Falls, Vermont, and on the far side of the river, North Walpole, New… https://www.rawpixel.com/image/12277323/photo-image-plant-sky-treeFree Image from public domain license[Untitled photo, possibly related to: View of White River Junction, Vermont]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12277367/photo-image-plant-sky-treeFree Image from public domain license[Untitled photo, possibly related to: New York, New York. Second Avenue elevated railway at 14th Street, in process of… https://www.rawpixel.com/image/12288951/photo-image-person-horse-skyFree Image from public domain licenseHereford, Texas. Passing the depot on the Atchison, Topeka, and Santa Fe Railroad between Amarillo, Texas and Clovis, New… https://www.rawpixel.com/image/12293513/photo-image-person-sky-crossFree Image from public domain licensePittsburgh waterfront. Monongahela and Allegheny Rivers, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12267154/photo-image-sky-public-domain-natureFree Image from public domain licenseGraph Data Show Summary Analysis Icon Graphic https://www.rawpixel.com/image/331450/image-rawpixelcomView licenseGallipolis, Ohio. Roller dam showing how river barrier is raised or lowered. Sourced from the Library of Congress. https://www.rawpixel.com/image/12294725/photo-image-public-domain-arch-waterFree Image from public domain licenseThe Connecticut River at Bellows Falls, Vermont. Sourced from the Library of Congress. https://www.rawpixel.com/image/12277528/photo-image-cloud-person-skyFree Image from public domain licenseChicago, Illinois. An unusually heavy fog in the early afternoon. Sourced from the Library of Congress. https://www.rawpixel.com/image/12288551/photo-image-person-smoke-roadFree Image from public domain license[Untitled photo, possibly related to: Goffs (vicinity), California. A diesel freight train going around a curve on the… https://www.rawpixel.com/image/12293814/photo-image-frame-sky-public-domainFree Image from public domain licenseDiverse Summer Friends Fun Bonding Selfie Concept https://www.rawpixel.com/image/769917/free-image-rawpixelView license[Untitled photo, possibly related to: Coal miners going home from work. Omar, West Virginia]. Sourced from the Library of… https://www.rawpixel.com/image/12265326/photo-image-person-smoke-treeFree Image from public domain licenseGirl Beautiful Female Woman Hipster Concept https://www.rawpixel.com/image/14650/premium-photo-image-adult-architecture-big-benView license[Untitled photo, possibly related to: Norris Dam, Tennessee]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12253970/photo-image-plant-sky-treeFree Image from public domain licenseLocation Navigation Destination Journey Position Concept https://www.rawpixel.com/image/770030/free-image-rawpixelView license[Untitled photo, possibly related to: Summer residents watch the tourist boat arrive from Boston, Provincetown… https://www.rawpixel.com/image/12253390/photo-image-person-sky-public-domainFree Image from public domain licenseIndustrial building with connecting steel walkways https://www.rawpixel.com/image/534671/free-photo-image-steel-architecture-metal-structures-factory-architecturalView licenseBellows Falls, Vermont, and on the far side of the river, North Walpole, New Hampshire. Sourced from the Library of Congress. https://www.rawpixel.com/image/12278445/photo-image-plant-person-skyFree Image from public domain licenseBig Ben Parliament Monument History Concept https://www.rawpixel.com/image/14638/premium-photo-image-england-big-ben-architectureView licenseAsian woman in the city https://www.rawpixel.com/image/13263/premium-photo-image-asian-attractive-beautifulView licenseGlenfinnan Viaduct railway in Inverness-shire, Scotland https://www.rawpixel.com/image/1077830/glenfinnan-viaduct-scotlandView licenseSummit (vicinity), California. Going down the mountains on the Atchison, Topeka, and Santa Fe Railroad between Barstow and… https://www.rawpixel.com/image/12293853/photo-image-sky-road-mountainsFree Image from public domain licenseBig Ben Parliament Monument History Concept https://www.rawpixel.com/image/14622/premium-photo-image-big-ben-clock-architectureView licenseGreene County, Georgia. The White Plains bridge club. Sourced from the Library of Congress. https://www.rawpixel.com/image/12281307/photo-image-face-plant-personFree Image from public domain licenseQuail brooders. Birds are hatched at a rate of more than three hundred a week in the Welaka wildlife and forest conservation… https://www.rawpixel.com/image/12267441/photo-image-cloud-person-skyFree Image from public domain licenseMorenci, Arizona. Entrance to the copper concentrator of the Phelps Dodge mining corporation where ore trains transport… https://www.rawpixel.com/image/12293236/photo-image-person-technology-roadFree Image from public domain license