Copied at the Escorial in 1604 (fol 50v, "Ano Dei 1604"), possibly by Fray Pedro de Estremera, who also wrote most of EscSL 1, EscSL 3, EscSL 4, EscSL 5, GuadM (3), MontsM 750, NYorkH 278, NYorkH 861, NYorkH 870, PastraM s.s., and several other manuscripts. Rubrics specify feasts upon which motets in the collection were to be sung.

Each folio consists of two large sheets of paper pasted together to form one large folio of double thickness.

Original covers of black, lightly-tooled leather over wooden boards, decorated with 9 brass studs.

Staff height 25-26 and 35-36

Original ink foliation, 2-97 ('42' applied to two consecutive folios, fol 67 is followed by fol 70)

Original but incomplete index on fol [1]r listing masses, the motets a4, then motets "de sanctis" a4, finally motets "de temporis" a5

Paper

4 Masses, 38 motets = 42

Castillo-2, R. Ceballos [Zaballos]-1, A. Ferrabosco I-1, A. Lobo-1, Palestrina-24, Rogier-10, anon-3

97 paper folios, 828 x 568. Original foliation, 1-97. Original covers of black leather over boards, with brass studs. Original index. Rubrics give feasts for which the various motets are to be sung.

1604 (inscription on f. 50': "Ano Dei 1604"). Copied at the Escorial.

4

Contents: 4 Masses, 36 motets = 40 + 2 duplicates = 42 Composers: Change "Palestrina-24" to "Palestrina-22."

Physical: 96 paper folios, 828 x 568. Original ink foliation, 1-97, on upper right rectos ("42" applied to two consecutive folios; "68-69" omitted). Copied by a single scribe, who also wrote most of EscSL 1, EscSL 3, EscSL 4, EscSL 5, GuadM (3), MontsM 750, NYorkH 278, NYorkH 861, NYorkH 870, PastraM s.s., and several other manuscripts not within scope of this catalogue (Charles Manns). Large plain inked initials in red or black.