Powerful Tern (Sylochelidon strenuus) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804-1881)… https://www.rawpixel.com/image/321342/free-illustration-image-vintage-ancient-animalsFree Image from public domain licenseAncient Greece illustration https://www.rawpixel.com/image/451994/premium-illustration-vector-greek-god-warrior-mythologyView licenseVintage illustration of Hercules https://www.rawpixel.com/image/420957/premium-illustration-psd-bow-and-arrow-roman-empire-archerView licenseElderly woman using Facebook application on a phone. BANGKOK, THAILAND, 1 NOV 2018. https://www.rawpixel.com/image/550912/image-person-smartphone-logoView licenseRailroad crossing at Muirkirk, Maryland, along U.S. Highway No. 1. Sourced from the Library of Congress. https://www.rawpixel.com/image/12275614/photo-image-cloud-plant-skyFree Image from public domain licenseLifestyle Interests Hobby Activity Health Concept https://www.rawpixel.com/image/807122/free-image-rawpixelView licensePowerful electric locomotives pull up to thirty cars loaded with coal through the entries of the mine. Old Ben number eight.… https://www.rawpixel.com/image/12272608/photo-image-person-public-domain-manFree Image from public domain licenseColorful badge embellished with a banner https://www.rawpixel.com/image/543099/free-illustration-vector-authority-badge-bannerView licenseCheerful Casual Mature Adult Celebrating https://www.rawpixel.com/image/97703/premium-photo-image-aged-aging-process-casualView license[Untitled photo, possibly related to: Old windmill and shed on abandoned farm near Syracuse, Kansas] by Russell Lee https://www.rawpixel.com/image/12173802/image-cloud-plant-personFree Image from public domain licenseHand holding a light bulb https://www.rawpixel.com/image/536261/premium-psd-arm-bare-bulbView licenseMusic Sound Frequency Classic Microphone Concept https://www.rawpixel.com/image/886185/free-image-rawpixelcomView licenseRemains of old Gulf States paper mill, Plaquemines Parish, Louisiana. Sourced from the Library of Congress. https://www.rawpixel.com/image/12256216/photo-image-paper-plant-grassFree Image from public domain licenseNever Grow Old Adolescence Youth Teens Young Concept https://www.rawpixel.com/image/854909/free-image-rawpixelView licenseTypewriter Typography Publishing Equipment Publishing Concept https://www.rawpixel.com/image/898090/free-image-rawpixelcomView licenseEmpty barns and idle trucks are found throughout the drought area. Beach, North Dakota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12267234/photo-image-sky-beach-public-domainFree Image from public domain licenseResidential section above entry to port of Duluth, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12286325/photo-image-cloud-plant-personFree Image from public domain licenseHand holding a light bulb https://www.rawpixel.com/image/536369/premium-psd-arm-bare-bulbView licenseWashington, D.C. Scrap salvage campaign, Victory Program. Powerful hydraulic press for pressing metal scrap into blocks in… https://www.rawpixel.com/image/12289748/photo-image-person-technology-public-domainFree Image from public domain licenseZiegler number one coal mine. Zeigler, Illinois. Sourced from the Library of Congress. https://www.rawpixel.com/image/12272663/photo-image-sky-public-domain-factoryFree Image from public domain licenseOld method of powering a combine by using several horses. Box Elder County, Utah by Russell Lee https://www.rawpixel.com/image/12148958/image-dog-cow-plantFree Image from public domain licenseFlour mill in Vernon, New York which still uses water power for grinding. Sourced from the Library of Congress. https://www.rawpixel.com/image/12286978/photo-image-plant-sky-treeFree Image from public domain licenseTractor used as power to shuck corn on Mambert farm near Coxsackie, New York. Sourced from the Library of Congress. https://www.rawpixel.com/image/12288356/photo-image-dog-animal-public-domainFree Image from public domain licenseWashington, D.C. Scrap salvage campaign, Victory Program. Powerful hydraulic press for pressing metal scrap into blocks in… https://www.rawpixel.com/image/12289447/photo-image-public-domain-architecture-historyFree Image from public domain licenseGreen shield logo badge, modern design vector https://www.rawpixel.com/image/543130/free-illustration-vector-blank-space-brownView licensePicture Photography Frame Image Creativity Concept https://www.rawpixel.com/image/883206/free-image-rawpixelcomView licenseOld sawmill that was operated by water power. Otsego County, New York. Sourced from the Library of Congress. https://www.rawpixel.com/image/12273688/photo-image-plant-tree-public-domainFree Image from public domain licenseFeminism Women Rights Independence Revolution Concept https://www.rawpixel.com/image/925291/free-image-rawpixelcomView license[Untitled photo, possibly related to: Detail of pumping rig, Seminole oil field, Oklahoma] by Russell Lee https://www.rawpixel.com/image/12169951/image-plant-art-skyFree Image from public domain license[Untitled photo, possibly related to: Flour mill in Vernon, New York which still uses water power for grinding]. Sourced… https://www.rawpixel.com/image/12286951/photo-image-tree-road-public-domainFree Image from public domain license[Untitled photo, possibly related to: Old bicycle used as a sign for a repair shop in Thompsonville, Connecticut]. Sourced… https://www.rawpixel.com/image/12275965/photo-image-plant-sky-treeFree Image from public domain licenseThe old water power. Kenyon's genuine Rhode Island johnnycake flour mill in Usquepaugh, Rhode Island. Sourced from the… https://www.rawpixel.com/image/12279523/photo-image-plant-sky-treeFree Image from public domain licenseRetirement Insurance Pension Saving Plan Benefits Travel Concept https://www.rawpixel.com/image/898085/free-image-rawpixelcomView licenseTechnology Display On/Off Switch Button https://www.rawpixel.com/image/338357/image-rawpixelcomView license[Untitled photo, possibly related to: Iron furnace in Jackson, Ohio]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12252472/photo-image-plant-person-skyFree Image from public domain licenseLight Bulb Idea Icon Symbol Sign https://www.rawpixel.com/image/462619/image-rawpixelcomView licenseColorful badge embellished with a banner https://www.rawpixel.com/image/543076/free-illustration-vector-authority-badge-bannerView licenseLa Goulette, Tunisia. Wrecked turbine which formerly provided electric power for the entire Tunis area. Only one of the… https://www.rawpixel.com/image/12295246/photo-image-person-technology-animalFree Image from public domain licenseAbandon mining town on copper range. Keweenaw County, Michigan. Sourced from the Library of Congress. https://www.rawpixel.com/image/12286462/photo-image-sky-public-domain-houseFree Image from public domain licenseColorful badge embellished with a banner https://www.rawpixel.com/image/543098/free-illustration-vector-authority-badge-bannerView licenseFilmstrip Roll Photograph Cinematography Tape Concept https://www.rawpixel.com/image/885795/free-image-rawpixelcomView licenseFacebook application showing on a retro television screen. BANGKOK, THAILAND, 1 NOV 2018. https://www.rawpixel.com/image/548415/image-retro-interface-facebook-logo-adsView licenseChildren and elders in superhero costumes compilation https://www.rawpixel.com/image/433475/premium-photo-image-hero-old-adorable-adultView license[Untitled photo, possibly related to: Grain elevator with steel bin for shelled corn storage under ever-normal granary plan.… https://www.rawpixel.com/image/12272886/photo-image-sky-road-public-domainFree Image from public domain licenseThe old Kenyon's johnnycake flour mill in Usquepaugh is run by water power. The waterwheel is underneath the mill and by… https://www.rawpixel.com/image/12279703/photo-image-technology-public-domain-factoryFree Image from public domain licenseHomes of oil field workers. Oklahoma City, Oklahoma. During periods of unemployment laundry work is done by Russell Lee https://www.rawpixel.com/image/12173973/image-cloud-person-artFree Image from public domain licenseConfidence Conviction Belief Faith Reliability Trust Concept https://www.rawpixel.com/image/939523/free-image-rawpixelcomView licenseOld bicycle used as a sign for a repair shop in Thompsonville, Connecticut. Sourced from the Library of Congress. https://www.rawpixel.com/image/12275958/photo-image-plant-sky-treeFree Image from public domain licenseGray badge embellished with a banner https://www.rawpixel.com/image/543067/free-illustration-vector-authority-badge-bannerView licenseElderly woman using Facebook application on a phone. BANGKOK, THAILAND, 1 NOV 2018. https://www.rawpixel.com/image/550768/image-person-smartphone-logoView licenseApproaching dust storm. Randall County, Texas. Sourced from the Library of Congress. https://www.rawpixel.com/image/12265693/photo-image-cloud-plant-skyFree Image from public domain licenseColorful shield logo badge, modern design vector https://www.rawpixel.com/image/543132/free-illustration-vector-blank-space-color-colorfulView licenseNever Grow Old Adolescence Youth Teens Young Concept https://www.rawpixel.com/image/857667/free-image-rawpixelcomView license[Untitled photo, possibly related to: Iron furnace in Jackson, Ohio]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12252636/photo-image-plant-sky-treeFree Image from public domain licenseCommunity canning kitchen. Wolf Creek Farms, Georgia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12265858/photo-image-plant-person-skyFree Image from public domain licenseColorful badge embellished with a banner https://www.rawpixel.com/image/543196/free-illustration-vector-authority-badge-bannerView licenseFacebook application showing on a retro television screen. BANGKOK, THAILAND, 1 NOV 2018. https://www.rawpixel.com/image/551252/image-old-facebook-logo-adsView licenseColorful badge embellished with a banner https://www.rawpixel.com/image/543218/free-illustration-vector-crown-authority-badgeView license