Piano part only; other parts missing; indications for orchestra tutti and individual instruments., Title page: Brandus, Dufour & Cie signature stamp, inscription in pencil: "[po 31. VIII. 1840]", [heading:] F. CHOPIN op. 21 | CONCERTO., Plate number of Maurice Schlesinger: M. S. 1940 [illegible, faded], pages 1-35.