[Collection of musical treatises, with chant]
Contributors: Guido, d'Arezzo; Guido, d'Arezzo; Berno, Abbot of Reichenau, -1048; Wilhelm, von Hirsau, Abbot of Hirsau, approximately 1030-1091; Hermannus, Contractus, 1013-1054; Hermannus, Contractus, 1013-1054; Hermannus, Contractus, 1013-1054; Carapetyan Collection
Published: 1160
Language: lat
Number of pages: 60
Subjects: Music theory
Notes: Copied at Ottobeuren ca. 1160.

Includes Guidonian hand, calendar of Ottobeuren, treatises by Wilhelm of Hirsau, Guido d'Arezzo (f. 14-14v: Micrologus; f. 17v-20: Regulae rhythmicae) and Hermannus Contractus, Tonary, liturgical chant, mnemonic formulas, Office of the Eleven Thousand Virgins.

RISM B III/3 ; p. 103-107

RISM B III/3 ; p. 103-107