A foetal cord with a figure of eight knot in it. Photograph, 1892. https://www.rawpixel.com/image/13984588/foetal-cord-with-figure-eight-knot-it-photograph-1892Free Image from public domain licenseKiel, Germany (June 18, 2016) Secretary of the Navy Ray Mabus speaks with crewmembers aboard the USS Mount Whitney (LCC20)… https://www.rawpixel.com/image/3398794/free-photo-image-accessory-apparel-cc0Free Image from public domain licenseThe bones of a forearm, viewed through x-ray. Photoprint from radiograph after Sir Arthur Schuster, 1896. https://www.rawpixel.com/image/13981721/photo-image-hand-shadow-personFree Image from public domain licenseAttic Black-Figure Eye Cup Fragments by Group of Walters 48 42 and Krokotos Painter https://www.rawpixel.com/image/14270486/photo-image-hand-trophy-patternFree Image from public domain licenseBlue lens flare effect on a black background wallpaper https://www.rawpixel.com/image/2408788/free-photo-image-abstract-background-beamView licenseColumbia Steel Company at Geneva, Utah. An electric arc welder helping in the construction of a new steel mill which will… https://www.rawpixel.com/image/12339437/image-person-art-public-domainFree Image from public domain licenseAnatomy: a dissection of the abdomen showing the abdominal cavity. Photograph, ca. 1900. https://www.rawpixel.com/image/13975475/photo-image-person-art-public-domainFree Image from public domain licenseTakow (Takao, Kaohsiung), Formosa [Taiwan]. Photograph by John Thomson, 1871. https://www.rawpixel.com/image/13998025/takow-takao-kaohsiung-formosa-taiwan-photograph-john-thomson-1871Free Image from public domain licenseBootleg FireA large airtanker dropped retardant to help firefighting efforts to save the Mitchell Monument on the Bootleg… https://www.rawpixel.com/image/11071761/photo-image-cloud-plant-grassFree Image from public domain licenseAttic Black-Figure Neck Amphora Fragment (comprised of 6 Joined Fragments) by Swing Painter https://www.rawpixel.com/image/14270143/photo-image-arrow-person-public-domainFree Image from public domain licenseScenic view of cityscape in San Francisco https://www.rawpixel.com/image/430211/free-photo-image-sunset-san-francisco-americaView licenseAttic Black-Figure Column Krater Fragment (comprised of 27 Joined Fragments) https://www.rawpixel.com/image/14270603/attic-black-figure-column-krater-fragment-comprised-joined-fragmentsFree Image from public domain licenseSan Shui, Fukien province, China. Photograph by John Thomson, 1870/1871. https://www.rawpixel.com/image/14001926/san-shui-fukien-province-china-photograph-john-thomson-18701871Free Image from public domain licenseAmbulance x-ray equipment on display in the street, with several onlookers. Photograph, ca. 1910. https://www.rawpixel.com/image/13981538/photo-image-person-clothing-manFree Image from public domain licenseThe Ray Halstead family eating dinner. They are FSA (Farm Security Administration) rehabilitation borrowers on Dead Ox Flat.… https://www.rawpixel.com/image/12174159/image-face-people-artFree Image from public domain license[Untitled photo, possibly related to: Bulk wheat being blown into railroad car for shipment to Spokane. Walla Walla County… https://www.rawpixel.com/image/12109713/image-art-vintage-airplaneFree Image from public domain licenseTaiwan: a roadside shrine. Photograph by John Thomson, 1869. https://www.rawpixel.com/image/13982224/taiwan-roadside-shrine-photograph-john-thomson-1869Free Image from public domain licenseAttic Black-Figure Neck Amphora Fragment by Swing Painter https://www.rawpixel.com/image/14270574/attic-black-figure-neck-amphora-fragment-swing-painterFree Image from public domain licenseThe bones of a foot, possibly with leprosy, viewed through x-ray. Photoprint from radiograph after Sir Arthur Schuster, 1896. https://www.rawpixel.com/image/13971690/photo-image-hand-animal-public-domainFree Image from public domain licenseAnother new halftrac scout car enters the Army service. Painting Uncle Sam's number on it is one of the last operations at a… https://www.rawpixel.com/image/12306534/image-face-plant-handFree Image from public domain licenseClose up of a retro yellow light bulb background https://www.rawpixel.com/image/2313333/free-photo-image-electricity-wallpaper-abstract-backgroundView licenseNeon lens flare prism rainbow light reflection on black background https://www.rawpixel.com/image/5831874/photo-image-aesthetic-light-neonView licenseAlbert Samama bekijkt een skelet met een röntgentoestel (c. 1895 - in or before 1898) by Albert Samama and anonymous https://www.rawpixel.com/image/13757110/photo-image-paper-face-personFree Image from public domain licenseWhitworth, inv[en]t[eu]r du canon raye by Nadar Gaspard Félix Tournachon https://www.rawpixel.com/image/14272581/whitworth-inventeur-canon-raye-nadar-gaspard-felix-tournachonFree Image from public domain licenseChina: Manchu women buying flowers for their headdress, Beijing. Photograph by John Thomson, 1869. https://www.rawpixel.com/image/13980841/photo-image-cat-face-flowersFree Image from public domain licenseAmoy (Xiamen), Fukien province, China: two Amoy women in conversation. Photograph by John Thomson, 1870. https://www.rawpixel.com/image/14004644/photo-image-background-face-personFree Image from public domain licenseAttic Black-Figure Siana Cup Fragment (comprised of 2 Joined Fragments) https://www.rawpixel.com/image/14268921/attic-black-figure-siana-cup-fragment-comprised-joined-fragmentsFree Image from public domain licenseRay Halstead, FSA (Farm Security Administration) rehabilitation borrower harrowing his irrigated field. Dead Ox Flat… https://www.rawpixel.com/image/12109943/image-cloud-cow-personFree Image from public domain licenseOriginal public domain image from Wikimedia Commons https://www.rawpixel.com/image/3290217/free-photo-image-aerial-view-breaking-through-dark-buildingFree Image from public domain licenseTrucks line up on a parking lot to be x-rayed by a U.S. Customs and Border Protection non-intrusive inspection vehicle, top… https://www.rawpixel.com/image/8739157/photo-image-public-domain-santaFree Image from public domain license[Untitled photo, possibly related to: Boiling down the sorghum cane sap into syrup. At a mountaineer's home on the road… https://www.rawpixel.com/image/12322230/image-person-smoke-roadFree Image from public domain license[Untitled photo, possibly related to: Burning out calf horns. Roundup near Marfa, Texas] by Russell Lee https://www.rawpixel.com/image/12170878/image-person-art-vintageFree Image from public domain licenseNakhon Thom [Angkor Wat], Cambodia. Photograph by John Thomson, 1866. https://www.rawpixel.com/image/14015556/nakhon-thom-angkor-wat-cambodia-photograph-john-thomson-1866Free Image from public domain licenseManta ray animal white background wildlife. AI generated Image by rawpixel. https://www.rawpixel.com/image/12363551/photo-image-white-background-animalView licenseNeon lens flare prism rainbow light reflection on black background https://www.rawpixel.com/image/5821809/photo-image-aesthetic-light-blueView license[Untitled photo, possibly related to: Ray Halstead, FSA (Farm Security Administration) rehabilitation borrower harrowing his… https://www.rawpixel.com/image/12175167/image-plant-person-grassFree Image from public domain licenseCanton (Guangzhou), Kwangtung province, China: a Cantonese bride and groom. Photograph by John Thomson, 1869. https://www.rawpixel.com/image/13978529/photo-image-frame-person-artFree Image from public domain licenseKatjes van Treurwaterwilg (Salix caprea) (c. 1900 - c. 1920) by Neue Photographische Gesellschaft https://www.rawpixel.com/image/13759215/photo-image-paper-flower-plantFree Image from public domain licenseCanton (Guangzhou), Kwangtung province, China: a Cantonese woman. Photograph by John Thomson, 1869. https://www.rawpixel.com/image/13981170/photo-image-frame-person-artFree Image from public domain license Bare late-fall trees are silhouetted against the prairie near Ray, North Dakota … https://www.rawpixel.com/image/8071451/photo-image-trees-tree-silhouettes-public-domainFree Image from public domain licenseX-ray radiography anatomy science. https://www.rawpixel.com/image/13846344/x-ray-radiography-anatomy-scienceView licenseA man rising from a chair. Photogravure after Eadweard Muybridge, 1887. https://www.rawpixel.com/image/13997589/man-rising-from-chair-photogravure-after-eadweard-muybridge-1887Free Image from public domain licenseYongquan Monastery, Drum Mountain, Fukien province, China. Photograph by John Thomson, 1870/1871. https://www.rawpixel.com/image/13982108/photo-image-frame-airplane-artFree Image from public domain licenseMrs. Ray Allen and two of her children in their home near Black River Falls, Wisconsin by Russell Lee https://www.rawpixel.com/image/12147569/image-face-person-artFree Image from public domain license