[Gradual-troper, with calendar, antiphons, and sequences]
Contributors: Catholic Church.
Language: lat
Format: Microform
Number of pages: 268
Subjects: Graduals (Liturgical books); Tropers.; Sequences (Liturgy); Antiphonaries.; Gregorian chants.
Other titles: Codex Angelicus 123.
Work titles: Gradual (Bologna)
Notes: 11th century ms. gradual-troper from Bologna.

Microfilm. Rome : Biblioteca angelica, [19--]. 1 reel ; 35 mm.