Sister Mary Paul Lewis, a Sister of the Order of the Holy Family, New Orleans by Doris Ulmann https://www.rawpixel.com/image/14262800/photo-image-face-hand-peopleFree Image from public domain licenseMephistopheles Receiving the Student, from Faust by Eugène Delacroix https://www.rawpixel.com/image/8985227/mephistopheles-receiving-the-student-from-faust-eugene-delacroixFree Image from public domain licenseDiverse women concentrating on their phones https://www.rawpixel.com/image/2027854/diverse-women-using-smartphonesView licenseBoethius Discusses Music with a Group of Men by Virgil Master https://www.rawpixel.com/image/14262658/boethius-discusses-music-with-group-men-virgil-masterFree Image from public domain licenseTeenagers Lifestyle Casual Culture Youth Style Concept https://www.rawpixel.com/image/72254/premium-photo-image-activity-african-descent-asian-ethnicityView licenseScience and research. Mineral prospecting. Micro-fossils can play an important role in locating the proper spot to drill an… https://www.rawpixel.com/image/12307375/image-people-golden-technologyFree Image from public domain licenseMedical students observing an operation on a lantern screen via a projecting periscope located above the operating table.… https://www.rawpixel.com/image/13992821/image-paper-cartoon-personFree Image from public domain licenseWilliam Harvey demonstrating with a stag the circulation of the blood to a group of students. Lithograph. https://www.rawpixel.com/image/14010200/image-paper-cartoon-personFree Image from public domain licenseStudent with backpack for education. https://www.rawpixel.com/image/226485/premium-photo-image-backpack-boy-childView licenseNew Bedford, Massachusetts. Roman Catholic Portuguese school. Sourced from the Library of Congress. https://www.rawpixel.com/image/12340518/image-face-person-musicFree Image from public domain licenseLois Slinker and one of her pupils in one-room schoolhouse. Grundy County, Iowa. Sourced from the Library of Congress. https://www.rawpixel.com/image/12272832/photo-image-face-person-bookFree Image from public domain license