Dates and listening details already known to Music Journals.
Composed 1902–1903
Some sources document work continuing into 1903.
Composed 1797–1798
Beethoven-Haus Bonn digital work catalogue; reviewed 2026-08-21.
Composed 1933
No exact source-backed composition date resolved in the automated pass; reviewed 2026-08-22.
Composed 1905
often cited as c. 1905
Composed 2016
Also catalogued as Lekh for string trio / Lekh for Violin, Viola, and Cello. Jonathan Leshnoff does not assign opus numbers or thematic catalogue numbers to his works; 494-03154 is the publisher catalogue number (Leshnoff Publishing / Theodore Presser Co.). Commissioned and first performed in 2015–2016.