Rare original 18th-Century burin engraving of the celebrated German soprano, Mozart's sister-in-law, dedicatee of numerous works by Mozart who sang Donna Anna in the Vienna premiere of Don Giovanni in 1788. In the present engraving, she is shown as Zemire in Gretry's "Zemire et Azor." Engraved by Johan Esaias Nilson and dated 1784. 12 x 16 cm, mounted to a slightly larger sheet. Foxing and some staining around edges, overall very good.