Keywords
- Pistus, Augustus1
- Pontificals1
- Popes1
- Prayer books1
- Privileges and immunities, Ecclesiastical1
- Protogothic1
- Roman law1
- Rubrics1
- Russia leather bindings1
- Singing--Instruction and study1
- Sixtus IV, Pope, 1414-14841
- Songs and music1
- Spain1
- Thirteenth century1
- Tonarius1
- Translations1
- Wills1
- annotations1
- antiphonaries1
- bifolia1