- Aveiro, Gabriel de Lencastre, Duque de, 1667-17451
- Ballads1
- Barlotta family1
- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable Madre Geronima de San Estevan1
- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable madre Feliciana de San Ioseph1
- Battle of Covadonga (Covadonga, Spain : 718)1
- Beards1
- Belgium1
- Benedictus Dominus Deus Israel (Music)1
- Benefices, Ecclesiastical1
- Bestiaries1
- Bible. Acts1
- Bible. Ecclesiasticus1
- Bible. Epistles1
- Bible. Epistles of Paul1
- Bible. Genesis1
- Bible. Gospels1
- Bible. Job1
- Bible. Song of Solomon1
- Bignami, Bartholomeus de, active 15th century1