Klengel, August Alexander. (1783–1852) Collection of 9 First and Early Editions of Music for PianoSelection of works by the German pianist and composer who had studied with Clementi. All engraved oblong folios. Toning around edges, light foxing, else in fine condition unless stated below. First editions unless stated below. Trois Sonates [in E flat major, A flat major, F major] Oeuv. 2 Leipsic, chez Breitkopf & Hrtel [1805]. Sewn; spine reinforced with paper tape. 9. 7 x 12. 7 inches (24. 7 x 32. 2cm). 54 pp. [PN] 344. Price: 2 Rthr. Practically