Haydn, J. Quartet No. 23 Bb major: For 2 violins, viola and violoncello Op.9,No.5. Composed 1769 / Revised by Wilhelm Altmann (Partitur.). Eulenburg.

Haydn, Joseph. Quartet No. 23 Bb Major: For 2 Violins, Viola and Violoncello Op.9,No.5. Composed 1769 / Revised by Wilhelm Altmann. Partitur. London [u.a.]: Eulenburg.

Haydn, Joseph. Quartet No. 23 Bb Major: For 2 Violins, Viola and Violoncello Op.9,No.5. Composed 1769 / Revised by Wilhelm Altmann. Partitur. Eulenburg.