Pasteurizing and bottling plant. Greendale, Wisconsin. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285284/photo-image-plant-public-domain-factoryFree Image from public domain licensePhelps Dodge refining company, El Paso, Texas. Charging sheets of copper, produced by electrolysis, into a reverbatory… https://www.rawpixel.com/image/12295443/photo-image-wood-public-domain-factoryFree Image from public domain licenseChicago, Illinois. In the roundhouse at a Chicago and Northwestern Railroad yard. Sourced from the Library of Congress. https://www.rawpixel.com/image/12290236/photo-image-person-smoke-lightFree Image from public domain license[Untitled photo, possibly related to: The Bessemers "blooming" at the Jones and Laughlin Steel Company in Aliquippa… https://www.rawpixel.com/image/12262600/photo-image-fire-sky-smokeFree Image from public domain licenseWest Mine, West Frankfort, Illinois. Now abandoned. This mine has been down about a year (see 26940-D). Sourced from the… https://www.rawpixel.com/image/12272613/photo-image-person-sky-smokeFree Image from public domain licenseInterior of schoolhouse in Heard County, Georgia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12279232/photo-image-wood-public-domain-factoryFree Image from public domain licenseVegetables are cooked after canning in these compressed steam vats. Phillips Cannery, Cambridge, Maryland. Sourced from the… https://www.rawpixel.com/image/12286349/photo-image-steam-technology-public-domainFree Image from public domain licenseLumber for construction work stacked in the open along Pacific Highway. San Diego, California by Russell Lee https://www.rawpixel.com/image/12150417/image-art-sky-vintageFree Image from public domain license[Untitled photo, possibly related to: Chicago, Illinois. Workmen studying blueprints in the Chicago and Northwestern… https://www.rawpixel.com/image/12288834/photo-image-person-public-domain-factoryFree Image from public domain license[Untitled photo, possibly related to: Baring (vicinity), Missouri. Missouri farmstead along the Atchison, Topeka, and Santa… https://www.rawpixel.com/image/12290014/photo-image-cloud-plant-skyFree Image from public domain licenseUtuado, Puerto Rico (vicinity). Farm woman doing needlework under contract to a factory in town. Sourced from the Library of… https://www.rawpixel.com/image/12282120/photo-image-face-person-artFree Image from public domain licenseGeneral view of propeller grinding and finishing operations at Hamilton Standard Propeller Corporation. East Hartford… https://www.rawpixel.com/image/12277661/photo-image-person-public-domain-factoryFree Image from public domain licenseBank and store. Creedmoor, North Carolina. Sourced from the Library of Congress. https://www.rawpixel.com/image/12275307/photo-image-person-horse-roadFree Image from public domain license