[Untitled photo, possibly related to: U.M.W.A. (United Mine Workers of America) official, Herrin, Illinois. General caption:… https://www.rawpixel.com/image/12315260/image-face-hand-personFree Image from public domain licenseRespiratory tract infection shown on x-ray due to coronavirus https://www.rawpixel.com/image/2312829/free-photo-image-x-ray-air-awarenessView licenseTwo Fragmentary Black-Glaze Kantharoi with Mask of Dionysos https://www.rawpixel.com/image/14276728/two-fragmentary-black-glaze-kantharoi-with-mask-dionysosFree Image from public domain licensePetit Courrier des Dames, 1835, No. 1130 : 1re figure Costume de Bal (...) (1835) by Damours and Dupré uitgever https://www.rawpixel.com/image/13774786/image-paper-cartoon-faceFree Image from public domain licensePictura (An Allegory of Painting) by Frans van Mieris the Elder https://www.rawpixel.com/image/14264416/pictura-an-allegory-painting-frans-van-mieris-the-elderFree Image from public domain licensePhysical distancing in public area social template illustration https://www.rawpixel.com/image/2314537/free-illustration-image-hobby-community-social-distance-walkView licenseHead of wigwam decorated with Indian dancing mask (Woods Indian). Local Indian association-sponsored Indian bazaar and fair.… https://www.rawpixel.com/image/12285793/photo-image-face-plant-peopleFree Image from public domain licenseGrain elevator employee. Minneapolis, Minnesota. He wears mask while unloading grain from freight cars. Sourced from the… https://www.rawpixel.com/image/12283766/photo-image-face-person-public-domainFree Image from public domain license