Musical notation, on four-line red staves, 13th century. Image taken from f. 251v of Chronique des ducs de Normandie (index Chronicle of Normandy; Chronique de Normandie). Written in French.
Saint Peter Martyr, a hero of the Dominican order who was murdered by heretics in 1253, was named a saint within two weeks! When the Dominicans established their liturgy three years later, the feast of Saint Pe... more
Decorated initial 'I'(sti) with an animal head, and a bird in the lower margin. Image taken from f. 110 of Antiphoner (index antiphonal, antiphonary), Winter season. Written in Latin.
The Assumption of the Virgin, celebrated on August 15, is an especially important holiday in Siena. Niccolò di ser Sozzo, one of the city's renowned illuminators of the fourteenth century, painted it numerous t... more
[recto] .. petebat ut sibi .. / R. Hic est sacer antistes ze/[verso]no .. / & fulserunt in mundum mi[racula] .. Office of St. Zeno (12 April) Courtesy of Boston Public Library