"The girl he left behind" is still behind him--She's a WOW (1943) vintage poster by Adolph Treidler. Original public domain… https://www.rawpixel.com/image/8628542/image-art-public-domain-blueFree Image from public domain licenseA Boy Holding a Pear (Giacomo Piazzetta?) by Giovanni Battista Piazzetta https://www.rawpixel.com/image/14264261/boy-holding-pear-giacomo-piazzetta-giovanni-battista-piazzettaFree Image from public domain licenseThe Shirt Maker. “Sir, I have tailored here for you the best that is presently available..... with a shirt of my making one… https://www.rawpixel.com/image/8977201/image-paper-cartoon-personFree Image from public domain licenseDavid with the Head of Goliath (recto); Two Studies, one of a Woman (verso) by Domenico Fetti https://www.rawpixel.com/image/14246253/image-paper-face-handFree Image from public domain licenseRed body with thin vertical stripes in white, blues, green, purple, pink, yellow and maroon; round neckline decorated with… https://www.rawpixel.com/image/7653783/photo-image-vintage-art-public-domainFree Image from public domain licensePortrait of José Nicolás de Azara, Marquis of Nibbiano by Anton Raphael Mengs https://www.rawpixel.com/image/14262446/portrait-jose-nicolas-azara-marquis-nibbiano-anton-raphael-mengsFree Image from public domain licenseWoman in Blue Skirt (Femme en jupe bleue) (1917) by Pierre-Auguste Renoir. Original from Barnes Foundation. Digitally… https://www.rawpixel.com/image/894970/artwork-pierre-auguste-renoirFree Image from public domain licenseÉpilepsie Hémiplégique Lésions Trophiques des Os by Paul Marie Léon Regnard https://www.rawpixel.com/image/14315652/epilepsie-hemiplegique-lesions-trophiques-des-paul-marie-leon-regnardFree Image from public domain licensePortrait of a young man with high white collar shirt by Marceau and Bellsmith https://www.rawpixel.com/image/14308086/portrait-young-man-with-high-white-collar-shirt-marceau-and-bellsmithFree Image from public domain licensePortrait of James Christie (1730 - 1803) by Thomas Gainsborough https://www.rawpixel.com/image/14264358/portrait-james-christie-1730-1803-thomas-gainsboroughFree Image from public domain license