Catalogued in RISM as “Symphonies–C minor; Manuscript copy; I-OS Mss.Mus.B 4683” by Anonymus. RISM 850608133
Same music
The one encoded movement matches: Symphonies–C minor (RISM 850604019, 1.1.1 Larghetto staccato).
Attributed copies compared (1 of 1 encoded incipit match):
1.1.1 Larghetto Stac.to - All.o · vl1 · 12 of 12 pitches agree
'4C8-6-{5CDEF}{8.G6E}/4DA-/,G+{6G3nAnB'C}'4C8-{3CDEF}{8.G6E}/4DA-/,4G+{6G3nAnB'CD}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.