Wheat fields and rain clouds at the Marc Arnusch Farms, in Keenesburg, CO, on June 19, 2020. https://www.rawpixel.com/image/3259554/free-photo-image-agriculture-wheat-farmFree Image from public domain licenseA farmer kicks up dust as he readies the ground for planting near Bristol in Prowers County, Colorado. Original image from… https://www.rawpixel.com/image/434516/free-photo-image-agriculture-tractor-farmingFree Image from public domain licenseCanyons of the Ancients National Monument in far-southwestern Colorado's Montezuma County, USA - Original image from Carol… https://www.rawpixel.com/image/434307/free-photo-image-dirt-road-coloradoFree Image from public domain licenseA burro stands in what is otherwise a field of cattle near Jefferson, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/434419/free-photo-image-donkey-animal-wildlifeFree Image from public domain licensePeople on one of the rides on amusement row at the Labor Day celebration, Silverton, Colorado by Russell Lee https://www.rawpixel.com/image/12109238/image-person-art-skyFree Image from public domain licenseSheep at the Ladder Livestock Ranch, which is based across the highway from Colorado in Carbon County, Wyoming. Original… https://www.rawpixel.com/image/434496/free-photo-image-sheep-farm-animalFree Image from public domain licenseWheat fields at the Marc Arnusch Farms, in Keenesburg, CO, on June 19, 2020. https://www.rawpixel.com/image/3259585/free-photo-image-wheat-grass-landscapeFree Image from public domain licenseSheep at the Ladder Livestock Ranch, which is based across the highway from Colorado in Carbon County, Wyoming. Original… https://www.rawpixel.com/image/434509/free-photo-image-sheep-farm-animalFree Image from public domain licenseWindmill silhouetted at sunset in eastern Colorado. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/434033/free-photo-image-sunset-windmill-carol-highsmithFree Image from public domain licenseU.S. Department of Agriculture Market Reporters Heath Dewey and Chris Dias practice grading sheep and cattle at a feedlot in… https://www.rawpixel.com/image/3259408/free-photo-image-sheep-agriculture-usFree Image from public domain licenseRed barn and outbuilding near Snowmass Village, a ski-resort community outside Aspen, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/582472/carol-highsmiths-colorado-photographFree Image from public domain license[Untitled photo, possibly related to: Carrying crates of peaches from the orchard to the shipping shed, Delta County… https://www.rawpixel.com/image/12109069/image-face-plant-personFree Image from public domain licenseBoxes containing bees, for pollation, beside a field in Rio Grande County, Colorado - Original image from Carol M.… https://www.rawpixel.com/image/434647/free-photo-image-beehive-field-agricultureFree Image from public domain licenseAerial tram leading from mine to mill. Topography is such that this is the most efficient means of transporting ore over the… https://www.rawpixel.com/image/12108818/image-cloud-plant-artFree Image from public domain licensePerformer at annual junior rodeo held on Colorado River Indian Reservation at Parker, May 1972. Photographer: O'Rear… https://www.rawpixel.com/image/8765522/photo-image-vintage-public-domain-kidFree Image from public domain licenseBarn from which a horse could certainly get out in Rio Grande County, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/582497/carol-highsmiths-colorado-photographFree Image from public domain licenseA farmer kicks up dust as he readies the ground for planting near Bristol in Prowers County, Colorado. Original image from… https://www.rawpixel.com/image/434522/free-photo-image-soil-usa-carol-highsmith-coloradoFree Image from public domain licenseA farmer kicks up dust as he readies the ground for planting near Bristol in Prowers County, Colorado. Original image from… https://www.rawpixel.com/image/434519/free-photo-image-soil-tractor-americaFree Image from public domain licenseSheep at the Ladder Livestock Ranch, which is based across the highway from Colorado in Carbon County, Wyoming. Original… https://www.rawpixel.com/image/434503/free-photo-image-carol-highsmith-wyoming-sheepFree Image from public domain licenseBeautiful sunset near the town of Ovid (and close to the Nebraska border) in Sedgwick County, Colorado. Original image from… https://www.rawpixel.com/image/582509/carol-highsmiths-colorado-photographFree Image from public domain licenseA farmer kicks up dust as he readies the ground for planting near Bristol in Prowers County, Colorado. Original image from… https://www.rawpixel.com/image/434511/free-photo-image-tractor-farming-carol-highsmith-coloradoFree Image from public domain licenseHorse outdoors mammal animal. AI generated Image by rawpixel. https://www.rawpixel.com/image/12212848/photo-image-cloud-plant-grassView licenseCar on the plain. Washington County, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12241538/photo-image-cloud-person-skyFree Image from public domain licenseProduction. Lead. Main street of Creede, Colorado. Creede, for many years a "ghost town," has resumed the activities that… https://www.rawpixel.com/image/12302246/image-person-sky-roadFree Image from public domain licenseOld house in Silverton, Colorado. This was the type of house built by mine and mill operators in the early days. The type of… https://www.rawpixel.com/image/12108921/image-person-art-skyFree Image from public domain licenseTimber-shored tunnel into mine, San Juan County, Colorado. Much timber is required in mine tunnel construction and mill work… https://www.rawpixel.com/image/12109104/image-background-person-artFree Image from public domain license[Untitled photo, possibly related to: Farmer and his son. Ouray County, Colorado] by Russell Lee https://www.rawpixel.com/image/12145719/image-face-people-artFree Image from public domain license[Untitled photo, possibly related to: Train coming up the valley on a narrow gauge track, Ouray County, Colorado. Notice the… https://www.rawpixel.com/image/12109305/image-steam-plant-artFree Image from public domain license[Untitled photo, possibly related to: Box canyon near Ouray, Colorado] by Russell Lee https://www.rawpixel.com/image/12109304/image-person-art-vintageFree Image from public domain licenseWindmill and milk-house of the Bosley reorganization unit. Baca County, Colorado by Russell Lee https://www.rawpixel.com/image/12108900/image-art-sky-vintageFree Image from public domain license[Untitled photo, possibly related to: Driving fat lambs to Cimarron, Colorado, for shipping to Denver, Colorado] by Russell… https://www.rawpixel.com/image/12108902/image-plant-person-grassFree Image from public domain licenseHarvesting wheat in the Palo Verde Valley, 200 yards from the Colorado River, May 1972. Photographer: O'Rear, Charles.… https://www.rawpixel.com/image/8765873/photo-image-vintage-person-technologyFree Image from public domain licenseFirst Solar, a NREL research partner, has installed a small PV array used as part of Energy Systems Integration research… https://www.rawpixel.com/image/3322307/free-photo-image-solar-energy-renewable-panelsFree Image from public domain licenseWheat fields and rain clouds at the Marc Arnusch Farms, in Keenesburg, CO, on June 19, 2020. https://www.rawpixel.com/image/3260729/free-photo-image-beer-wheat-coloradoFree Image from public domain licenseBeautiful sunset near the town of Ovid hard by the Nebraska border in Sedgwick County, Colorado. Original image from Carol… https://www.rawpixel.com/image/582524/carol-highsmiths-colorado-photographFree Image from public domain licenseCattle amble freely in the San Juan Mountains of Conejos County, Colorado, near the New Mexico border. Original image from… https://www.rawpixel.com/image/434461/free-photo-image-new-mexico-animals-cattleFree Image from public domain licenseBison herd in Weld County, Colorado, near the Wyoming line - Original image from Carol M. Highsmiths America, Library of… https://www.rawpixel.com/image/434325/free-photo-image-colorado-america-americas-public-domainFree Image from public domain licensePNG Colorado in America landscape grassland mountain. https://www.rawpixel.com/image/13248361/png-colorado-america-landscape-grassland-mountainView licenseHorse wilderness landscape grassland. AI generated Image by rawpixel. https://www.rawpixel.com/image/12212860/photo-image-cloud-plant-grassView licenseSpanish-American potato pickers at rest. Rio Grande County, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12273077/photo-image-cloud-plant-personFree Image from public domain licenseCreede, Colorado. Lead and silver mining in a former "ghost town". Sourced from the Library of Congress. https://www.rawpixel.com/image/12339099/image-person-public-domain-manFree Image from public domain licenseBuena Vista (vicinity), Colorado. The Sawatch mountains. Sourced from the Library of Congress. https://www.rawpixel.com/image/12248685/photo-image-cloud-plant-skyFree Image from public domain licenseRoad across Loveland Pass near Dillon, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12334719/image-plant-sky-forestFree Image from public domain licenseRoad to Carlton Tunnel through the Rocky Mountains. Leadville, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12334987/image-cloud-plant-skyFree Image from public domain license[Untitled photo, possibly related to: Hotel and post office in ghost town now coming to life because of defense minining… https://www.rawpixel.com/image/12247387/photo-image-boom-public-domain-houseFree Image from public domain licenseHouse in ghost town now coming to life because of defense mining boom. Montezuma, Colorado. Sourced from the Library of… https://www.rawpixel.com/image/12247381/photo-image-boom-wood-public-domainFree Image from public domain licenseGeorge Arnole exhibits a super of honey raised on his farm in Chaffee County, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12318818/image-face-plant-handFree Image from public domain licenseBuyers from the packing plant, stockyards, Denver, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12318163/image-cow-plant-personFree Image from public domain licenseThomas W. Beede, resettlement client, Western Slope Farms, Colorado poses with his youngest daughter. Sourced from the… https://www.rawpixel.com/image/12318565/image-dog-cloud-faceFree Image from public domain licenseGirl worker in potato field, Rio Grande County, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12317652/image-face-person-public-domainFree Image from public domain license[Untitled photo, possibly related to: FSA (Farm Security Administration) county supervisor at farmers field day at United… https://www.rawpixel.com/image/12317304/image-face-plant-personFree Image from public domain licenseProduction. Lead. Loading lead ore at a mine near Creede, Colorado. Creede, for many years a "ghost town," has resumed the… https://www.rawpixel.com/image/12308704/image-person-man-architectureFree Image from public domain licenseScience and research. Mineral prospecting. A ground comparator will reveal the presence of an ore body under the surface of… https://www.rawpixel.com/image/12307616/image-plant-person-skyFree Image from public domain licenseScience and research. Mineral prospecting. Electrical prospecting for metallic minerals may be carried on by using the dual… https://www.rawpixel.com/image/12307622/image-person-grass-skyFree Image from public domain licenseScience and research. Mineral prospecting. Chemical prospecting for oil becomes more and more important as the war goes on… https://www.rawpixel.com/image/12306718/image-person-golden-earthFree Image from public domain licenseScience and research. Mineral prospecting. Micro-fossils can play an important role in locating the proper spot to drill an… https://www.rawpixel.com/image/12307375/image-people-golden-technologyFree Image from public domain licenseScience and research. Mineral prospecting. Intensity of the earth's magnetic field, something a mining engineer needs to… https://www.rawpixel.com/image/12307358/image-person-sky-goldenFree Image from public domain licenseScience and research. Mineral prospecting. Speed in metallurgical analysis, to match the rapidity with which the nation arms… https://www.rawpixel.com/image/12303408/image-person-golden-lightFree Image from public domain licenseThomas W. Beede exhibits some of the corn grown on his farm, Western Slope Farms, Colorado. Sourced from the Library of… https://www.rawpixel.com/image/12303626/image-face-plant-personFree Image from public domain license[Untitled photo, possibly related to: Wayne Beede, son of resettlement client, Western Slope Farms, Colorado, exhibits a… https://www.rawpixel.com/image/12303570/image-face-person-animalFree Image from public domain licenseCorgo, feedcrop recommended by U.S. Dry Land Experiment Station, Akron, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12303367/image-flower-plant-personFree Image from public domain licenseOld time professional migratory laborer camping on the outskirts of Perryton, Texas at opening of wheat harvest. With his… https://www.rawpixel.com/image/12239887/photo-image-face-person-skyFree Image from public domain license[Untitled photo, possibly related to: Spectators at the contests for miners at the Labor Day celebration, Silverton… https://www.rawpixel.com/image/12171625/image-face-people-artFree Image from public domain license[Untitled photo, possibly related to: Picking peaches, Delta County, Colorado. This is all local labor in this particular… https://www.rawpixel.com/image/12172052/image-face-plant-personFree Image from public domain license[Untitled photo, possibly related to: Main street of Ouray, Colorado. Ouray is a mining and tourist center] by Russell Lee https://www.rawpixel.com/image/12148863/image-plant-person-artFree Image from public domain licenseHouses which were used by miners in the ghost gold mine town of Eureka, Colorado by Russell Lee https://www.rawpixel.com/image/12150591/image-art-vintage-goldFree Image from public domain licenseAbandoned buildings on the main street of the ghost town. Eureka, Colorado by Russell Lee https://www.rawpixel.com/image/12150296/image-plant-art-vintageFree Image from public domain licenseDriving fat lambs to Cimarron, Colorado, for shipping to Denver, Colorado by Russell Lee https://www.rawpixel.com/image/12149087/image-plant-person-artFree Image from public domain licenseDriving fat lambs to Cimarron, Colorado, for shipping to Denver, Colorado by Russell Lee https://www.rawpixel.com/image/12148710/image-cow-plant-personFree Image from public domain licenseBackyards of buildings on the main street of the ghost town of Eureka, Colorado. Notice the waste dumps on mountainside… https://www.rawpixel.com/image/12149108/image-plant-art-vintageFree Image from public domain license[Untitled photo, possibly related to: House dating from the early boom days of Silverton, Colorado] by Russell Lee https://www.rawpixel.com/image/12143900/image-person-art-boomFree Image from public domain licenseMillion Dollar Highway going through mountain valley before entering Silverton. San Juan County, Colorado by Russell Lee https://www.rawpixel.com/image/12144322/image-plant-art-skyFree Image from public domain license[Untitled photo, possibly related to: Narrow gauge railway yards, train and water tank at Telluride, Colorado] by Russell Lee https://www.rawpixel.com/image/12144318/image-dog-person-artFree Image from public domain licenseLocomotive of the D. and R.G.W. railroad with snowplow attached. Telluride, Colorado by Russell Lee https://www.rawpixel.com/image/12143961/image-person-art-vintageFree Image from public domain licenseTrain coming up the valley on a narrow gauge track, Ouray County, Colorado. Notice the two engines by Russell Lee https://www.rawpixel.com/image/12144712/image-steam-plant-artFree Image from public domain license[Untitled photo, possibly related to: Sheepherder on his horse, Ouray County, Colorado] by Russell Lee https://www.rawpixel.com/image/12145794/image-plant-person-artFree Image from public domain license