Robuta

https://www.philamuseum.org/objects/7186 Augustin de Saint-Aubin, Portrait Medallion of Severus Alexander, c. 1780 | Philadelphia Museum of... Prints, Etching and engraving, from c. 1780 augustin de saint aubin https://www.philamuseum.org/objects/7183 Augustin de Saint-Aubin, Portrait of Madame von Heinecken, 1770 | Philadelphia Museum of Art Prints, Etching and engraving, from 1770 augustin de saint aubin