[Writings by Horace and Seneca; musical treatises by Guido d'Arezzo]
Contributors: Guido, d'Arezzo; Guido, d'Arezzo; Guido, d'Arezzo; Carapetyan Collection
Language: lat
Number of pages: 55
Subjects: Music theory
Notes: Copied in Germany in the 12th century.

Contains Micrologus (f. 2-14v; 22v-30v); Prologue (f. 20v-22v); Regulae musice (f. 15-20), by Guido d'Arezzo.