Quartet in A, opus 12, no. 2, for flute (oboe), violin, viola and cello, cop. 1959

Die Musik in Geschichte und Gegenwart, Bärenreiter, cop. 1999

verso de la cub. (the present quartet is No. 2 of "A second Sett of Six Quartettos for two Violins, A Tenor and Violoncello obligato, Op. XII")

(Abel, Karl Friedrich; Werke; B.Instrumentalmusik; II.Kammermusik: 1.Werke für 4 Instrumente; Six quatuor C, A, F, D, B, G für dass, op. 12; 1774 (K 67-72))