High blood Pressure--: You Can't Tell By the Way You Feel. Original public domain image from Flickr https://www.rawpixel.com/image/9648452/image-heart-hand-personFree Image from public domain licenseLivre de merveilles, manuscript of Paris, Bibliothèque nationale (1410 -1412) by Master of Egerton et al. https://www.rawpixel.com/image/11499423/image-unicorn-art-vintageFree Image from public domain licenseGazette du Bon Ton, 1922 - No. 9 : Hermine et lamé argent et or / Tissu de Bianchini (1922) by David, anonymous, Bianchini… https://www.rawpixel.com/image/13736911/image-paper-cartoon-faceFree Image from public domain licenseVintage tilia rotundifolia plant vector https://www.rawpixel.com/image/567897/linden-tree-branchView licenseVintage downy poplar leaves vector https://www.rawpixel.com/image/568169/downy-poplar-treeView licenseCollection of moths illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892 edition… https://www.rawpixel.com/image/323585/free-illustration-image-butterfly-moth-charles-dessalines-orbignyFree Image from public domain licenseTilia rotundifolia from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/567915/linden-tree-branchFree Image from public domain licenseDowny poplar (Populus heterophylla) from Traité des Arbres et Arbustes que l’on cultive en France en pleine… https://www.rawpixel.com/image/568165/downy-poplar-treeFree Image from public domain licenseConstantinople: a street seller of confectionery with honey. Engraving by G. Scotin, 1714, after J.B. Van Mour. https://www.rawpixel.com/image/13976442/image-cartoon-face-personFree Image from public domain licenseConstantinople: a mufti or authority on religious law. Engraving by G. Scotin the elder, 1714, after J.B. Van Mour. https://www.rawpixel.com/image/13972910/image-cartoon-face-personFree Image from public domain licenseConstantinople: the chief janissary. Engraving by G. Scotin the elder, 1714, after J.B. Van Mour. https://www.rawpixel.com/image/14018712/image-cartoon-face-personFree Image from public domain licenseElegantia, of tijdschrift van mode, luxe en smaak voor dames, Februari 1808, No. 37: Diadême de Fleurs et Argent,... (1808)… https://www.rawpixel.com/image/13748491/image-paper-cartoon-faceFree Image from public domain licenseSamuel Argent Bardsley. Lithograph by J. Thomson after C. A. Duval. https://www.rawpixel.com/image/13971812/samuel-argent-bardsley-lithograph-thomson-after-duvalFree Image from public domain licenseConstantinople: a girl playing the tehegour (guitar). Engraving by G. Scotin the elder, 1714, after J.B. Van Mour. https://www.rawpixel.com/image/14016730/image-cartoon-face-personFree Image from public domain licenseConstantinople: a lady seated on a sofa, smoking a pipe. Engraving by G. Scotin, 1714, after J.B. Van Mour. https://www.rawpixel.com/image/13984092/image-cartoon-face-personFree Image from public domain licenseAn orang-utan is fleeing into the crown of a tree chased by three men in loincloths shooting arrows at the ape. Wood… https://www.rawpixel.com/image/14004768/image-arrows-paper-cartoonFree Image from public domain licenseConstantinople: the head cook in the imperial household. Engraving by G. Scotin the elder, 1714, after J.B. Van Mour. https://www.rawpixel.com/image/13991362/image-cartoon-face-personFree Image from public domain licenseConstantinople: a girl embroidering. Engraving by C. Du Bosc, 1714, after J.B. Van Mour. https://www.rawpixel.com/image/13992213/image-person-art-public-domainFree Image from public domain licenseConstantinople: the superintendant of the buildings and gardens of the city. Engraving by G. Scotin the elder, 1714, after… https://www.rawpixel.com/image/14001997/image-cartoon-person-artFree Image from public domain license