Portrait of Jan Six; Bust of Jan Six in an oval; held by Minerva. On the right a putto; stroking the heads of the two dogs. In the background a curtain and the crowned city weapon of Amsterdam with fasces. On the pedestal on which Minerva is seated the family crest of the person portrayed and a cartouche on which an eight-line verse in Latin.; Jacob Houbraken (mentioned on object); Amsterdam; 1708 - 1780; paper; engraving; h 359 mm x w 225 mm