Dates and listening details already known to Music Journals.
Composed 1787
completed on April 19, 1787, according to Mozart's entry in his own thematic catalogue, Verzeichnüss aller meiner Werke
Composed 1935–1936
Published by G. Schirmer simply as String Quartet. Also catalogued as H-88 in Barbara B. Heyman's Samuel Barber: A Thematic Catalogue of the Complete Works. The original three-movement version was written between 1935 and 1936 and premiered on December 14, 1936; Barber subsequently reworked and condensed the finale between 1937 and 1943, with the final revised version premiered and published in 1943.
Composed 1864–1865
IMSLP work page “String Sextet No.2, Op.36 (Brahms, Johannes)”: composition field “1864–65”; reviewed 2026-08-22.
Composed 1931
No exact source-backed composition date resolved in the automated pass; reviewed 2026-08-22.