Iedereen fotografeert (1901) by Johann Georg van Caspel. Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2909980/free-illustration-image-poster-vintageFree Image from public domain licenseEmergency hospital during influenza epidemic, Camp Funston, Kansas (1918). Original image from National Museum of Health and… https://www.rawpixel.com/image/2298586/free-photo-image-spanish-flu-pandemic-covidFree Image from public domain licenseInfantry combat scene in Bougainville, France (1914). Original image from National Museum of Health and Medicine. Digitally… https://www.rawpixel.com/image/2298620/free-photo-image-war-vintage-soldierFree Image from public domain licenseC–46 air evacuation during World War II from Manila, Philippine Islands. Patients in bunks in a plane. Nurse in… https://www.rawpixel.com/image/2298594/free-photo-image-world-war-vintage-peopleFree Image from public domain licenseA worker wearing a protective mask and suit. Original image sourced from US Government department: Public Health Image… https://www.rawpixel.com/image/2288458/free-photo-image-cleaning-clean-sprayFree Image from public domain licenseFree gradient blue painting texture background image, public domain CC0 photo. https://www.rawpixel.com/image/5924578/photo-image-background-texture-public-domainFree Image from public domain licenseGeorge Christopher, Postal Tel. 14 years old. Been at it over 3 years. Does not work nights. Nashville, Tenn, November 1910.… https://www.rawpixel.com/image/8765695/photo-image-vintage-kidFree Image from public domain licenseConstruction of the new NASA Ames Green Building dubbed Sustainability Base located on the Ames Research Center campus at… https://www.rawpixel.com/image/440765/solar-energyFree Image from public domain licenseThe 1950s historical photograph of the inside of an operating room suite during a surgical procedure. https://www.rawpixel.com/image/2288484/free-photo-image-surgery-doctor-medicalFree Image from public domain licenseTiger Hunting (1849–1917) animal illustration by John Charlton. Original public domain image from Yale Center for… https://www.rawpixel.com/image/10103462/image-tiger-art-vintageFree Image from public domain licenseOutsized art piece in Northern Nevada at the "Burning Man" festival. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/3090735/free-photo-image-high-resolution-art-nevadaFree Image from public domain licenseOdyssey over Martian Sunrise, 3-D Artist Concept. Original from NASA. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/440507/odyssey-over-martian-sunriseFree Image from public domain licenseThe blacklegged ticks, Ixodes pacificus known for the zoonotic spirochetal bacteria, Borrelia burgdorferi. https://www.rawpixel.com/image/2288467/free-photo-image-tick-insect-animalFree Image from public domain licenseMedic giving first aid to soldier in Belgium, World War II. Original image from National Museum of Health and Medicine.… https://www.rawpixel.com/image/2298617/free-photo-image-war-pandemic-soldierFree Image from public domain licenseBoy from Loray Mill. "Been at it right smart two years." Gastonia, N.C, November 1908. Photographer: Hine, Lewis. Original… https://www.rawpixel.com/image/8765583/photo-image-vintage-public-domain-kidFree Image from public domain licenseFree black and white garage door photo, public domain grayscale CC0 image. https://www.rawpixel.com/image/5920707/photo-image-public-domain-free-black-and-whiteFree Image from public domain license"He can rustle de poipers" another boy said, April 1912. Photographer: Hine, Lewis. Original public domain image from Flickr https://www.rawpixel.com/image/8765738/photo-image-vintage-public-domain-kidFree Image from public domain licenseMexican Miner and Child, West Virginia Coal Fields by Marion Post Wolcott https://www.rawpixel.com/image/14263344/mexican-miner-and-child-west-virginia-coal-fields-marion-post-wolcottFree Image from public domain licenseAmerican bison, or buffaloes, in Yellowstone National Park in the northwest corner of Wyoming. Original image from Carol M.… https://www.rawpixel.com/image/433750/bisonFree Image from public domain licenseSilhouetted windmill in Texas. Original image from Carol M. Highsmith’s America, Library of Congress collection.… https://www.rawpixel.com/image/3094487/free-photo-image-windmill-trees-americaFree Image from public domain licenseJoseph O'Conner, a 12 year old truent, selling extras during school hours, April 1912. Photographer: Hine, Lewis. Original… https://www.rawpixel.com/image/8765736/photo-image-vintage-newspaper-portraitFree Image from public domain licenseHavasu Creek flows past a campground between Mooney Falls and Havasu Falls — two of the five Havasupai waterfalls deep… https://www.rawpixel.com/image/582238/carol-highsmiths-arizona-photographFree Image from public domain licenseTen-Year-Old spinner in N. Carolina Cotton Mill by Lewis W Hine https://www.rawpixel.com/image/14263162/ten-year-old-spinner-carolina-cotton-mill-lewis-hineFree Image from public domain licenseBiscuit with hot chocolate on a table. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3282910/free-photo-image-chocolate-beverage-bisquitFree Image from public domain licenseFree steel tea kettle with boiling water on gas stove in the kitchen image, public domain CC0 photo. https://www.rawpixel.com/image/5927494/photo-image-background-public-domain-kitchenFree Image from public domain licenseAlabama Tenant Farmer Family Singing Hymns / The Tengle Family, Hale County, Alabama / The Ricketts Family Singing Hymns by… https://www.rawpixel.com/image/14262998/photo-image-face-hand-personFree Image from public domain licenseLaundry service, washing machine. View public domain image source here https://www.rawpixel.com/image/8809205/photo-image-public-domain-photography-trainFree Image from public domain licenseATK Solar Array Deployment Test at NASA Plum Brook Station Space Power Facility. Original from NASA. Digitally enhanced by… https://www.rawpixel.com/image/418590/atk-solar-array-deployment-testFree Image from public domain licenseFree drill bits on yellow background, public domain tool CC0 image. https://www.rawpixel.com/image/5911867/photo-image-public-domain-free-yellow-backgroundFree Image from public domain licenseThis illustration shows HD 189733b, a huge gas giant true blue planet that orbits very close to its host star HD 189733… https://www.rawpixel.com/image/440174/planet-earthFree Image from public domain licenseSoldiers doing calisthenics, Camp Roberts, California (1942). Original image from National Museum of Health and Medicine.… https://www.rawpixel.com/image/2298589/free-photo-image-vintage-black-and-white-healthFree Image from public domain licensePunch Pot (1760), vintage object. Original public domain image from The MET Museum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/11066699/photo-image-plant-art-patternFree Image from public domain licenseThe 1950s historical photograph of a nurse taking her blood pressure of a woman ordnance worker in the hospital. https://www.rawpixel.com/image/2288456/free-photo-image-vintage-medical-nurseFree Image from public domain licenseCrowd watch daredevil preparing to dive into water from cycle down elevated incline, state fair, Donaldsonville, Louisiana… https://www.rawpixel.com/image/12107747/image-person-art-skyFree Image from public domain licenseThe barren Nevada desert near Las Vegas. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434019/the-barren-nevada-desertFree Image from public domain licenseBarracks used as wards during influenza epidemic at Wilbur Wright Aviation Field (1918). Original image from National Museum… https://www.rawpixel.com/image/2298580/free-photo-image-infection-old-photography-whiteFree Image from public domain licenseEmergency hospital wards during Influenza Epidemic (1918). Original image from National Museum of Health and Medicine.… https://www.rawpixel.com/image/2298610/free-photo-image-pandemic-plague-influenzaFree Image from public domain licenseBase Hospital 37, Dartford, England with tent during influenza epidemic. Original image from National Museum of Health and… https://www.rawpixel.com/image/2298604/free-photo-image-tent-black-and-white-vintage-photographyFree Image from public domain licenseNew Madrid County, Missouri. Sunflower heads in field, Southeast Missouri Farms by Russell Lee https://www.rawpixel.com/image/12108021/image-flower-plant-artFree Image from public domain licenseA left lateral view of a female, Aedes aegypti mosquito obtaining a blood meal from a human host. https://www.rawpixel.com/image/2288492/free-photo-image-mosquito-blood-vectorFree Image from public domain license[Untitled photo, possibly related to: Front porch of sharecropper cabin, Southeast Missouri Farms] by Russell Lee https://www.rawpixel.com/image/12107692/image-art-sky-vintageFree Image from public domain licenseEgyptian women comparing their scientific findings during a meeting of the newly formed Eastern Mediterranean Acute… https://www.rawpixel.com/image/2288507/free-photo-image-phone-egypt-egyptian-publicFree Image from public domain licenseFarm woman using songbook as sunshade during dinner at all day community sing, Pie Town, New Mexico by Russell Lee https://www.rawpixel.com/image/12108862/image-face-plant-handFree Image from public domain licenseBoer War: army doctor treating a patient in the midst of a firing line. Coloured process print. https://www.rawpixel.com/image/13968757/image-person-art-clothingFree Image from public domain licenseA Polish boy, Willie, who was taking his noon rest in a doffer box. Anthony, R.I, April 1909. Photographer: Hine, Lewis.… https://www.rawpixel.com/image/8765910/photo-image-face-vintage-kidFree Image from public domain licensePhotograph of William Lerch, 7 year old news-boy who sells for his brother, April 1912. Photographer: Hine, Lewis. Original… https://www.rawpixel.com/image/8765734/photo-image-vintage-newspaper-portraitFree Image from public domain license[Untitled photo, possibly related to: Operation at the Cairns General Hopsital at the FSA (Farm Security Administration)… https://www.rawpixel.com/image/12108847/image-person-art-vintageFree Image from public domain licensePhotograph of Earle Frere, a young truant selling extra during school hours Monday on Pennsylvania Avenue, April 1912.… https://www.rawpixel.com/image/8765831/photo-image-vintage-person-newspaperFree Image from public domain licenseSchool Nursing. Showing a nurse examining a small boy's throat. Original public domain image from Flickr https://www.rawpixel.com/image/8763784/photo-image-person-kid-bedFree Image from public domain licenseBoxes of salmon and ice on fishing boat unloading at the docks of the Columbia River Packing Association, Astoria, Oregon by… https://www.rawpixel.com/image/12108851/image-person-art-vintageFree Image from public domain licenseA voyager encounters Death. Lithograph by Langlumé after Jean Grandville. https://www.rawpixel.com/image/13970745/voyager-encounters-death-lithograph-langlume-after-jean-grandvilleFree Image from public domain licenseMany youngsters here. Some boys and girls were so small they had to climb up on to the spinning frame to mend broken threads… https://www.rawpixel.com/image/8765916/photo-image-vintage-kidFree Image from public domain licenseRefinery storage tanks along the Houston Ship Channel. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/582587/carol-highsmiths-texas-photographFree Image from public domain license