Attribution reproduced in CMM 106.3, Plate 5; see also the historical register.
WARD 1986, 507-508 proposes the reconstruction of a “virtual” seven-motet cycle combining motets from the present cycle and C37a.
See also information on this cycle as part of the Gaspar van Weerbeke Project.
The incipit of the antiphon Veni sancte spiritus (Cantus ID 005327) quoted in all voices, esp. in C (opening):
1--g--e--fd--d---fhg----fg---g---4
"Veni sancte spiritus" (http://cantusindex.org/id/005327)
Additional concordances in a ms. that does not transmit motet cycles: I-Pc MS A.17, ff. 82v-83r.
See also the Gaspar van Weerbeke Project.