The bodies of two men and a skeleton hanging on a gallows; representing the status of the triad. Watercolour, ca. 1800. https://www.rawpixel.com/image/14007123/image-cartoon-person-artFree Image from public domain licenseA woman with a bird on her head; representing dialectic. Engraving by A. Vallée after M. de Vos. https://www.rawpixel.com/image/14016060/image-cartoon-person-artFree Image from public domain licensePersio / tradotto in verso sciolto e dichiarato da Francesco Stelluti. https://www.rawpixel.com/image/13995996/persio-tradotto-verso-sciolto-dichiarato-francesco-stellutiFree Image from public domain licenseThesaurus artificiosae memoriae. Concionatoribus, philosophis, medicis, juristis, oratoribus, procuratoribus, caeterisque… https://www.rawpixel.com/image/13978241/image-cartoon-face-personFree Image from public domain licenseFrancisci Baronis de Vervlamio ... Historia vitae et mortis / Cum annotatioinb. [sic] Barthol. Moseri. Nouiter in lucem data… https://www.rawpixel.com/image/13995987/image-paper-horse-cartoonFree Image from public domain licenseCybele, Bacchus, Ceres and Flora on a chariot drawn by lions surrounded by all forms of natural abundance and cherubs… https://www.rawpixel.com/image/13973068/image-angels-flowers-frameFree Image from public domain licenseHead of a man endowed, according to Lavater, with the capacity for profound thought. Drawing, c. 1792. https://www.rawpixel.com/image/13996991/image-paper-cartoon-faceFree Image from public domain licenseEngraving of arms of patrons from, Le Grand, An entire body of philosophy..., 1694 https://www.rawpixel.com/image/13988279/image-background-dog-paperFree Image from public domain licenseEssays on the anatomy and philosophy of expression / By Charles Bell. https://www.rawpixel.com/image/13986856/essays-the-anatomy-and-philosophy-expression-charles-bellFree Image from public domain licenseEngraving of allegory of logic from, Le Grand, An entire body of philosophy..., 1694 https://www.rawpixel.com/image/14016404/image-paper-cartoon-personFree Image from public domain licenseEssays and observations, physical and literary : read before a society in Edinburgh, and published by them. https://www.rawpixel.com/image/13996684/image-paper-cartoon-plantFree Image from public domain licensePhilosophia sacra et vere Christiana, seu meteorologia cosmica / Robert Fludd. https://www.rawpixel.com/image/14007397/philosophia-sacra-vere-christiana-seu-meteorologia-cosmica-robert-fluddFree Image from public domain licenseGalatea by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/515198/free-illustration-image-philosophy-sea-shellFree Image from public domain licenseAngels by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/515125/free-illustration-image-philosophy-angel-rome-17th-centuryFree Image from public domain license