Portrait of Adriaan with a pipe and a man in a suit (1892) by Julie de Graag (1877-1924). Original from The Rijksmuseum.… https://www.rawpixel.com/image/466823/free-illustration-image-pipe-head-1800sFree Image from public domain licenseCaricature self-portraits (1892) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by… https://www.rawpixel.com/image/466867/free-illustration-image-caricature-abstract-person-portraitFree Image from public domain licenseCrocheted with decorative blocks pattern (1892) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally… https://www.rawpixel.com/image/466981/free-illustration-image-embroidery-lace-borderFree Image from public domain licenseSymmetrical pattern of curly lines within a rectangle (1894) by Julie de Graag (1877-1924). Original from The Rijksmuseum.… https://www.rawpixel.com/image/466959/free-illustration-image-line-drawing-curly-lined-paperFree Image from public domain licenseDon Jose presents Carmen his chest, scene from the third act of the opera Carmen (1894) by Julie de Graag (1877-1924).… https://www.rawpixel.com/image/467077/free-illustration-image-julie-graag-art-nouveau-1800sFree Image from public domain licenseCarmen and Don Jose, scene from the first act of the opera Carmen (1894) by Julie de Graag (1877-1924). Original from The… https://www.rawpixel.com/image/466855/free-illustration-image-julie-graag-opera-art-nouveauFree Image from public domain licenseRed-tailed Squirrel (Sciurus rubricaudatus) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321872/free-illustration-image-squirrel-audubon-1800s-public-domainFree Image from public domain licenseRed-bellied Squirrel (Sciurus feruginiventris) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321800/free-illustration-image-audubon-vintage-wild-animals-squirrelFree Image from public domain licenseSay's Squirrel (Sciurus Sayi) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321929/free-illustration-image-audubon-squirrel-quadrupedsFree Image from public domain licenseMigratory Squirrel (Sciurus migratorius) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321927/free-illustration-image-squirrel-audubon-vintageFree Image from public domain licenseRichardson's Columbian Squirrel (Sciurus Richardsonii) from the viviparous quadrupeds of North America (1845) illustrated by… https://www.rawpixel.com/image/321914/free-illustration-image-squirrel-public-domain-treeFree Image from public domain licenseBlack Squirrel (Sciurus niger) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321867/free-illustration-image-audubon-squirrel-blackFree Image from public domain licenseHare Squirrel (Sciurus leporinus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321851/free-illustration-image-squirrel-audubon-hareFree Image from public domain licenseLong-haired Squirrel (Sciurus longipilis) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321861/free-illustration-image-squirrel-audubon-wild-animalsFree Image from public domain licenseSoft-haired Squirrel (Sciurus mollipilosus) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321792/free-illustration-image-squirrel-audubon-animalFree Image from public domain licenseOrange-bellied Squirrel (Sciurus sub-auratus) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321836/free-illustration-image-squirrel-audubon-quadrupedsFree Image from public domain licenseDouglass's Squirrel (Sciurus Douglassii) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321910/free-illustration-image-squirrel-climbing-plant-audubonFree Image from public domain licenseFremont's Squirrel (Sciurus Fremonsii) and Sooty Squirrel (Sciurus fuliginosus) from the viviparous quadrupeds of North… https://www.rawpixel.com/image/321893/free-illustration-image-squirrel-audubon-public-domainFree Image from public domain licenseDusky Sqiurrel (Sciurus nigrenscens) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321924/free-illustration-image-squirrel-audubon-1800sFree Image from public domain licenseDowny Squirrel (Sciurus Lanigunosus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321858/free-illustration-image-squirrel-audubon-vintageFree Image from public domain licenseFox Squirrel (Sciurus capistratus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321827/free-illustration-image-squirrel-fox-artFree Image from public domain licenseCollies Squirrel (Sciurus colliaei) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321883/free-illustration-image-squirrel-audubon-illustrationsFree Image from public domain licenseHudson's Bay Squirrel, Chickaree Red Squirrel (Sciurus Hudsonius) from the viviparous quadrupeds of North America (1845)… https://www.rawpixel.com/image/321823/free-illustration-image-squirrel-red-audubonFree Image from public domain licenseGirl sitting at a table with her head bent over an open book (1894) by JJulie de Graag (1877-1924). Original from The… https://www.rawpixel.com/image/466911/free-illustration-image-book-girl-art-nouveauFree Image from public domain licenseOpera singer Ernestine Schumann-Heink (1894) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally… https://www.rawpixel.com/image/466786/free-illustration-image-opera-arts-singerFree Image from public domain licenseCat Squirrel (Sciurus cinereus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321826/free-illustration-image-cat-squirrel-animalFree Image from public domain licenseDogs and cats sketches (1892) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/466905/free-illustration-image-julie-graag-dogs-cat-dogFree Image from public domain licenseCarolina Grey Squirrel (Sciurus Carolinensis) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321898/free-illustration-image-squirrel-animal-climbing-plantFree Image from public domain licenseStudy sheet with gladiolus and apple blossom (1899) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally… https://www.rawpixel.com/image/466951/free-illustration-image-julie-graag-art-nouveau-botanicalFree Image from public domain licenseFlower, possibly a water lily (1894) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by… https://www.rawpixel.com/image/466862/free-illustration-image-art-nouveau-julie-graag-botanicalFree Image from public domain licenseStudy sheet with Sea Thistle, Hop and Clematis (1899) by Julie de Graag (1877-1924). Original from The Rijksmuseum.… https://www.rawpixel.com/image/467083/free-illustration-image-julie-graag-flower-fieldFree Image from public domain licenseLying dog (1894) by Julie de Graag (1877-1924). Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/466900/free-illustration-image-funny-julie-graag-dogFree Image from public domain licenseRocky Mountain Neotoma (Neotoma Drummondii) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321863/free-illustration-image-vintage-audubon-john-james-audubon-public-domainFree Image from public domain licenseCollared Peccary (Dycoteles torquatus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321864/free-illustration-image-audubon-public-domain-wild-animalFree Image from public domain licenseCaribou or American Rein Deer (Tarandus furcifer) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321796/free-illustration-image-deer-audubon-caribouFree Image from public domain licenseNorthern Hare (Lepus Americanus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321934/free-illustration-image-audubon-hare-public-domainFree Image from public domain licenseArctic Fox (Vulpes lagopus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321911/free-illustration-image-fox-audubon-arcticFree Image from public domain licenseMusk Ox (Ovibos moschatus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321812/free-illustration-image-audubon-viviparous-quadrupeds-animalFree Image from public domain licenseBlack-tailed Hare (Lepus negricaudatus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321838/free-illustration-image-audubon-hare-vintage-wild-animalsFree Image from public domain licenseMouse (Mus-musculus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon (1812… https://www.rawpixel.com/image/321802/free-illustration-image-mouse-kitchen-homeFree Image from public domain licenseLong-tailed Deer (Cervus leucurus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321828/free-illustration-image-deer-audubon-cervusFree Image from public domain licenseDeer or Virginian Deer (Cervus Virginianus) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321909/free-illustration-image-deer-audubon-vintageFree Image from public domain licenseTawny Weasel (Putorius fuscus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321805/free-illustration-image-audubon-viviparous-quadrupeds-johnFree Image from public domain licenseTexan Lynx (Lynx rufus var. maculatus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321848/free-illustration-image-lynx-animals-james-audubonFree Image from public domain licenseCanada Otter (Lutra Canadensis) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321879/free-illustration-image-otter-canada-audubonFree Image from public domain licenseBlack American Wolf (Canis lupus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321825/free-illustration-image-wolf-wild-vintageFree Image from public domain licenseAmerican Cross-Fox (Canis vulpes) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321897/free-illustration-image-fox-audubon-vintageFree Image from public domain licenseRocky Mountain Goat (Capra Americana) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321813/free-illustration-image-audubon-goat-mountainFree Image from public domain licenseLittle Nimble Weasel (Putorius agilis) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321870/free-illustration-image-weasel-john-audubon-animalFree Image from public domain licenseHead of a woman with a handkerchief against her nose (1894) by Julie de Graag (1877-1924). Original from The Rijksmuseum.… https://www.rawpixel.com/image/466910/free-illustration-image-sick-crying-drawingFree Image from public domain licenseHead of a woman with a handkerchief in front of her face (1894) by Julie de Graag (1877-1924). Original from The… https://www.rawpixel.com/image/466942/free-illustration-image-crying-julie-graag-cryFree Image from public domain licenseSea Otter (Enhydra marina) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321875/free-illustration-image-otter-audubon-animals-vintageFree Image from public domain licenseSay's Marmot Squirrel (Spermophilus lateralis) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321899/free-illustration-image-squirrel-audubon-wildlife-america-illustrationsFree Image from public domain licenseStar-nose Mole (Condylura cristata) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321842/free-illustration-image-mole-audubon-viviparous-quadrupedsFree Image from public domain licenseMusk-Rat, Musquash (Fiber Zibethicus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321789/free-illustration-image-rat-zibethicus-viviparous-quadrupedsFree Image from public domain licenseCanada Otter (Lutra Canadensis) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321811/free-illustration-image-otter-audubon-lutra-lutraFree Image from public domain licenseVirginian Opossum (Didelphis Virginiana) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321885/free-illustration-image-audubon-opossum-oppossumFree Image from public domain licenseCamas Rat (Pseudostoma Borealis) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321889/free-illustration-image-camas-rat-viviparous-quadrupedsFree Image from public domain licenseColumbian Black-tailed Deer (Cervus Richardsonii) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321791/free-illustration-image-deer-audubon-animalFree Image from public domain licensePolar Bear (Ursus maritimus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321888/free-illustration-image-bear-polarFree Image from public domain licenseLarge-tailed Spermophile (Spermophilus macrourus) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321799/free-illustration-image-audubon-quadrupeds-viviparousFree Image from public domain licenseSewellel (Aplodontia leporina) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321903/free-illustration-image-audubon-quadrupeds-viviparousFree Image from public domain licenseLewi's Marmot (Arctomys Lewisii) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321840/free-illustration-image-audubon-viviparous-quadrupedsFree Image from public domain licenseAmerican Black or Silver Fox (Vulpes fulvus) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321900/free-illustration-image-fox-audubon-animalFree Image from public domain licenseAmerican Marsh Shrew (Sorex palustris) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321926/free-illustration-image-audubon-shrew-american-marshFree Image from public domain licenseCanada Pouched Rat (Pseudostoma bursarius) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321817/free-illustration-image-rat-audubon-viviparous-quadrupedsFree Image from public domain licenseMissouri Mouse (Mus missouriensis) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321878/free-illustration-image-mouse-audubon-viviparous-quadrupedsFree Image from public domain licenseCougar (Felis concolor) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon (1812… https://www.rawpixel.com/image/321891/free-illustration-image-audubon-cougar-john-james-audubon-quadrupedsFree Image from public domain licenseAmerican Elk (Cervus Canadensis) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321786/free-illustration-image-audubon-elk-animalsFree Image from public domain licenseWilson's Meadow Mouse (Arvicola Pennsylvanicus) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321854/free-illustration-image-meadow-mouse-vintage-illustrationsFree Image from public domain licenseWhite Weasel, Stoat (Puttorius ermninea) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321874/free-illustration-image-weasel-audubon-quadrupedsFree Image from public domain licenseRed Texan Wolf (Canis lupus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321865/free-illustration-image-wolf-texas-audubonFree Image from public domain licenseDouglasse's Spermophile (Spermophilus Douglassii) from the viviparous quadrupeds of North America (1845) illustrated by John… https://www.rawpixel.com/image/321932/free-illustration-image-audubon-viviparous-quadrupeds-spermophile-vintageFree Image from public domain licenseCotton Rat (Arvicola hispidus) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse Audubon… https://www.rawpixel.com/image/321834/free-illustration-image-rat-viviparous-quadrupedsFree Image from public domain licenseFlying Squirrel (Pteromys volucella) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321833/free-illustration-image-squirrel-audubon-flyingFree Image from public domain license