Liturgical calendar of the Spanish Church of the 10th century according to the manuscript Silos, Arch. Mon., cod. 3

The article presents the Russian translation from Latin of the 10th century liturgical calendar according to the manuscript Liber ordinum (Silos, Arch. Mon., cod. 3). This manuscript represents the ancient Spanish Mozarabic rite and was written at the north of the Iberian Peninsula. In the article a general analysis of the manuscript is carried out, a brief description is given, calendar celebrations and saints of Spanish origin are revealed. Also original features and differences of this calendar from other handwritten Mozarabic calendars of the 10th-11th centuries are indicated. The translation is provided with notes and comments explaining individual memories or pointing to the original spelling and vocabulary of the source. Illustrations have been added to the article, including facsimiles of the manuscript.