Nicolaus Tulp [Tulpius]. Line engraving by L. Visscher, 1672. https://www.rawpixel.com/image/14003143/nicolaus-tulp-tulpius-line-engraving-visscher-1672Free Image from public domain licenseNicolaus Tulp (Tulpius). Line engraving by J. Houbraken after H. Pothoven after Rembrandt, 1632. https://www.rawpixel.com/image/14019743/image-cartoon-face-personFree Image from public domain licenseNicolaus Tulp demonstrating anatomy to seven syndics of the Surgeon's Guild of Amsterdam. Mezzotint after Rembrandt van… https://www.rawpixel.com/image/14012074/image-face-hand-peopleFree Image from public domain licenseNicolaus Tulp [Tulpius]. Line engraving by C. van Dalen after N. Eliasz. [Pickenoy], 1634. https://www.rawpixel.com/image/13983272/image-face-person-artFree Image from public domain licenseNicolaus Tulp demonstrating anatomy to seven syndics of the Surgeons' Guild of Amsterdam. Lithograph by Desguerrois after… https://www.rawpixel.com/image/14010571/image-face-person-artFree Image from public domain licenseNicolaus Tulp demonstrating anatomy to seven syndics of the Surgeon's Guild of Amsterdam. Mezzotint after Rembrandt van… https://www.rawpixel.com/image/13989564/image-hand-person-artFree Image from public domain license