Present manuscript is second of original set of two choirbooks containing music for double chorus; first choir-book no longer extant. Copied by two or three main scribes, who also wrote portions of TrevBC 7, 8, 9, 10, 13, 16, 19, 22, and several other TrevBC manuscripts not within scope of this catalogue; later additions by two other scribes, one of whom also made additions in TrevBC 7, 8, 9, 14, and 22. Copied in Treviso, for use by cathedral choir.

Many concordances with TrevBC 24 & possibly in part copied from it (Carver 1980),

black void mensural

1556-60 (dates in manuscript).

Original ink foliation, 1-75 (ff. 1-7, 63-69 now missing; '45' and '47' omitted; three consecutive folios numbered '48'; two consecutive folios numbered '59'). 62'-71 & 72'-73 blank.

Inked calligraphic initials.

paper

1 Te Deum, 37 psalms =38 + 1 duplicate = 39

(Bartolucci d'Assisi)-1, (Jaquet of Mantua)-1, Olivetus-1, (Santa-croce)-3, Willaert-11, anon-21

62 paper folios, probably ca. 500 x 360.* Present manuscript is second of original set of two choirbooks containing music for double chorus; first choir-book no longer extant. Original ink foliation, 1-75 (ff. 1-7, 63-69 now missing; "45" and "47" omitted; three consecutive folios numbered "48"; two consecutive folios numbered "59"). No index. Copied by two or three main scribes, who also wrote portions of TrevBC 7, 8, 9, 10, 13, 16, 19, 22, and several other TrevBC manuscripts not within scope of this catalogue; later additions by two other scribes, one of whom also made additions in TrevBC 7, 8, 9, 14, and 22. Inked calligraphic initials.

*Manuscript in restoration and unavailable for examination during preparation of this entry. Estimated dimensions based on size of comparable choirbooks in this library.

1556-60 (dates in manuscript). Copied in Treviso, for use by cathedral choir.