Mozart, Wolfgang Amadeus. (1756–1791) Gesaenge beim Clavier. No. 15, 16, 18 and 29Four 18th century editions of vocal works with keyboard issued in the series Gesaenge beim Clavier, with handwritten numbers to the decorative engraved title plates: 15, 16, 18 and 29. All published Mannheim, J. M. Gtz, n. d. (1794 1797), plate nos. 461 546 597 420, 4 vols., 4 engr. title p., 3,(1); 11,(1); 7,(1); 6p., engr. scores, without wrappers, obl. 4to. A few scattered small stains, number 29 with a strong vertical crease, otherwise generally