Catalogued in RISM as “Overtures–D major; Manuscript copy; B-Br Ms III 1511 (6) Mus” by Anonymus. RISM 704002008
Unresolved
The Andante's triplet-and-repeated-note figure is like the 2e Tambourin (incipit 1.12.1) of Trial's La Fête de Flore, but the rhythm differs and the other two incipits do not match.
Attributed copies compared (1 of 3 encoded incipits match):
1.1.1 Allegro · vl 1 · no matching incipit among the attributed copies
4'D+{8D6FD}/{8A6FA}{''8D6'AF}/4D+{8D6FD}/No encoded incipit matches this one.
1.2.1 Andante piano · vl 1 · 9 of 9 pitches agree, starting 1 pitches into the attributed incipit
8''D/8(6{FGA};3)4D8D/8{(6GAB;3)}4D8D/8A/{''DDDD}/{338FGA}6-{8DD}/{338GAB}6-{8DD}/({6FGA})8D-1.3.1 Allegro · vl 1 · no matching incipit among the attributed copies
4.''A{8'FGE}/{FD}{''D'A''FD}/No encoded incipit matches this one.
Catalogue data and incipits come from RISM (Répertoire International des Sources Musicales), CC BY 4.0. Incipits are rendered with Verovio. Source and data: https://github.com/aaymeloglu/rism-attributions.