[Untitled photo, possibly related to: Winston Salem, North Carolina]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12257665/photo-image-background-public-domain-numberFree Image from public domain license[Untitled photo, possibly related to: Chicago, Illinois. Car checker writing instructions in chalk for special handling of… https://www.rawpixel.com/image/12289924/photo-image-face-person-public-domainFree Image from public domain licenseAbandoned schoolhouse (the Reedville School) in the Pine Camp expansion area which was attended by Dan Sampson's children.… https://www.rawpixel.com/image/12280062/photo-image-background-public-domain-childrenFree Image from public domain license[Untitled photo, possibly related to: Blackboard in Ozark school, Arkansas]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12256265/photo-image-paper-public-domain-fontFree Image from public domain licensePittsburgh, Pennsylvania. A warning on a board in the drivers' room at the Greyhound garage. Sourced from the Library of… https://www.rawpixel.com/image/12295327/photo-image-public-domain-poster-roomFree Image from public domain licenseLouis Slinker and some of her pupils in one-room schoolhouse in Grundy County, Iowa. Sourced from the Library of Congress. https://www.rawpixel.com/image/12274563/photo-image-people-book-public-domainFree Image from public domain licenseHermiston, Oregon, school board did not have funds to supply free books to the children of the workmen at the Umatilla… https://www.rawpixel.com/image/12152303/image-paper-art-booksFree Image from public domain licenseU.S. Naval Academy, Annapolis, Maryland. Assignments on the board. Sourced from the Library of Congress. https://www.rawpixel.com/image/12288430/photo-image-person-public-domain-paintingFree Image from public domain licenseNew York, New York. Composing room of the New York Times newspaper. Chalk is kept in drinking fountains because it writes… https://www.rawpixel.com/image/12289140/photo-image-face-hand-personFree Image from public domain licenseOjo Sarco, New Mexico. One-room school in an isolated mountainous Spanish-American community, which has eight grades and two… https://www.rawpixel.com/image/12290884/photo-image-person-art-public-domainFree Image from public domain licenseBomber crews of the U.S. Army 9th Air Force are being given a chalk talk by Major Frank W. Delong, squadron commander… https://www.rawpixel.com/image/12295949/photo-image-people-airplane-public-domainFree Image from public domain license[Untitled photo, possibly related to: Topeka, Kansas. Breaking rails which have been found defective by the rail doctor car… https://www.rawpixel.com/image/12291454/photo-image-arrow-sky-public-domainFree Image from public domain licenseTopeka, Kansas. Breaking rails which have been found defective by the rail doctor car, at the test department of the… https://www.rawpixel.com/image/12289985/photo-image-arrow-person-skyFree Image from public domain licenseSan Augustine, Texas. Public notice in front of the courthouse. Sourced from the Library of Congress. https://www.rawpixel.com/image/12292845/photo-image-public-domain-architecture-historyFree Image from public domain licenseChicago, Illinois. Car checker writing instructions in chalk for special handling of cars going over the hump at a Chicago… https://www.rawpixel.com/image/12289930/photo-image-face-person-public-domainFree Image from public domain licenseNaked man leaning to the side, vintage nude illustration. Double-sided Sheet of Figural Studies by Giacomo Zoboli. Original… https://www.rawpixel.com/image/2515778/free-illustration-image-male-nudes-black-and-white-body-sketchFree Image from public domain licenseMan muscle sketch. Original from The MET Museum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2573174/free-illustration-image-paper-naked-man-male-nudesFree Image from public domain licenseMale Nude Standing, Separ (1858) by Daniel Huntington. Original from The Smithsonian. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2478560/free-illustration-image-foot-vintageFree Image from public domain licenseThe Fates: Study of the Lovers (1865) by Edward Burne-Jones. Original from The Birmingham Museum. Digitally enhanced by… https://www.rawpixel.com/image/2478882/free-illustration-image-love-man-and-woman-figure-artFree Image from public domain license