- Sl. foxed. Spines worn; wr. sl. frayed and sl. foxed; backwr. of flute part dam.

Boehm, Th. 3 Duos pour deux flûtes avec Acc.t de Piano tirés des oeuvres de F. Mendelssohn-Bartholdy. Op.33, no.1 and 3. Paris, S. Richault, n.d. (±1860?), 6 (of 8) parts in 2 (of 3) vols., plate-no. 8489 R. and 8491 R., 2 ident. engr. titles, engr. scores and title-p., folio.

- Lacks the second duo.

Weber, C.M. Ouverture zu dem Schauspiele Preciosa. Für drei Flöten oder Zwei Flöten u. Violine eingerichtet von C. Berens. Copenhagen, C.C. Lose (pasted over Hamburg, Aug. Cranz), n.d. (±1825), 3 parts in 1 vol., no plate-no., 4; 3,(1); 3,(1)p., engr. title-p. and scores, folio.

- Title-p. and final p. sl. soiled; title-p. sl. dam./ fayed.

Berens, C. Potpourri pour la Flûte d'après des Thêmes favoris de l'Opéra: Gustave où le Bal masqué. Opus 42. Hamb., A. Cranz, n.d. (±1835), no plate-no., 11,(1)p. engr. title-p. and score, folio.

- Trifle duststained along margins of title.

AND ±17 others similar in 35 vols., mainly before 1860, i.a. by C. BERENS (3x), F. DOPPLER, J. FAHRBACH (3x), L. HUGUES, K. KÖHLER and J. KÜFFNER (2x) and incl. F.R. GEBAUER, Six duos progressifs & dialogués pour deux Clarinettes (Bonn/ Cologne, N. Simrock, n.d. (±1818), plate-no. 1476, engr. title-p. and score, loose in parts as issued, folio)).