By Gustav Holst, 1925. For flute, oboe and viola.
Fragmentry sketches, autograph manuscript [2pp].
Note on the folio bag states in Imogen Holst's hand 'These are early fragments of a sketch for Terzetto H159 (also used, later, in Double Concerto.'
1 item
See HOL/1/2/103/1-8 for published music for Terzetto.
Archive
https://www.bpacatalogue.org/archive/HOL-1-1-52