John the Baptist preaching. Fourteenth-century gradual from an unknown Dominican house. St. Peter perg. 49, f. 233r, Badische Landesbibliothek, Karlsruhe, Germany.

Photo courtesy of Badische Landesbibliothek, Karlsruhe, Germany.

John the Baptist preaching. Fourteenth-century gradual from an unknown Dominican house. St. Peter perg. 49, f. 233r, Badische Landesbibliothek, Karlsruhe, Germany.