Catalogued in RISM as “Almahide (Excerpts, Arrangement); Manuscript copy; GB-Ge R.d.54” by Anonymus. RISM 800087079
Unresolved
The keyboard piece shares its opening with the Andante (incipit 1.2.1) of Ariosti's motet O quam suavis a tone apart; relationship open.
Attributed copies compared (1 of 1 encoded incipit match):
1.1.1 · cemb · 13 of 13 pitches agree
'8F/{B''CDE}4.C8F/{'8B6AB}''8{C'B}4A8'G/{''CDEF}4D8-G/{C6'B''C}{8DC}4'B6-also RISM 1001056315 1.2.2
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.