- Trifle foxed; lower left corner sl. nibbled by rodents. = Vester K 311.

Berens, C. Trois duos brillans et faciles pour deux flûtes. Oeuvre 8. 3me Livre de Duos. Hamb., A. Cranz, n.d. (±1830), 2 vols., no plate-no.,13,(1); 13,(1)p., 2 ident. engr. title-p., engr. scores, in parts as issued, folio.

- Sl. waterstained in blank upper corner throughout.

Ehrenfried, F.H. Oberon. Opera, en Duos pour Deux Flutes Traversières. Mainz, Schott, n.d. (±1800), 2 vols., plate-no. 206, 11,(1); 11,(1)p., 2 ident. engr. dec. title-p., engr. scores, in parts as issued, folio.

- Collector's stamp of "A.J. Heuwekemeyer" on both title-p. Otherwise fine. = Vester E 11.

Weidner, J.C. Three Grand Duets Concertante for Two Flutes. Op.10. London, Clementi Banger Collard Davis & Collard, n.d. (±1815), 2 vols., no plate-no., (2),22; (2),22p., 2 ident. engr. title-p., engr. scores, in parts as issued, folio.

- Title-p. and final page of both parts loose. Otherwise fine.

AND 5 others similar in 9 vols. (incl. one incomplete work (lacks the flute score), i.a. by K. KELLER, C. BERENS, W. GABRIELSKY and R. KREUTZER.