Robuta

https://www.philamuseum.org/objects/156648 Pieter Jansz Quast, Gentleman Saluting, 1625-1645 | Philadelphia Museum of Art Prints, Etching, from 1625-1645 pieter jansz quast philadelphia museum gentleman saluting https://www.sothebys.com/en/auctions/ecatalogue/2018/old-master-british-works-on-paper-l18040/lot.138.html (#138) PIETER JANSZ. QUAST | The Quack Doctor pieter jansz quast the quack 138 doctor https://www.sothebys.com/en/auctions/ecatalogue/2008/old-master-drawings-n08403/lot.185.html (#185) Pieter Jansz. Quast pieter jansz 185 quast https://www.philamuseum.org/objects/19698 Pieter Jansz Quast, Beggar with His Arm in a Sling, c. 1634-1638 | Philadelphia Museum of Art Prints, Etching and engraving, from c. 1634-1638