Pity by William Blake. Original public domain image from The Metropolitan Museum of Art. https://www.rawpixel.com/image/9085267/image-william-blake-shakespeare-heavenFree Image from public domain licenseEdith Mary Liddell; Ina Liddell; and Alice Liddell, sitting in a grassy landscape at Llandudno with a book. Engraving after… https://www.rawpixel.com/image/14015172/image-face-person-bookFree Image from public domain licenseMercury [Hermes]. Wood engraving by Jonnard after W.B. Richmond, 1866. https://www.rawpixel.com/image/13979259/mercury-hermes-wood-engraving-jonnard-after-wb-richmond-1866Free Image from public domain licenseFlorence Nightingale. Photogravure by E. Walker, 1887, after Sir W. Richmond. https://www.rawpixel.com/image/14010104/florence-nightingale-photogravure-walker-1887-after-sir-richmondFree Image from public domain license