Catalogued in RISM as “Symphonies–D major; Manuscript copy; CH-EN Ms A 125” by Anonymus. RISM 400003938
Same music
Matches a Pokorný autograph (AngP D62) in the Eisenmann collection, which cross-references Angelus Anton Eisenmann.
Catalogue flags:
Attributed copies compared (1 of 1 encoded incipit match):
1.1.1 Allegro assai · vl 1 · 11 of 11 pitches agree
''4F8-6AG8FFFE/4F8-6AG8FFFC/4D''4F8-{6AG}{8FFFE}/4F8-{6AG}{8FFFC}/4D{'8FG}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.