- France1
- Garnier, Bernard1
- History--Sources1
- Illumination of books and manuscripts1
- Italy--Grosseto1
- Italy--Perugia (Province)1
- Italy--Sarteano1
- Italy--Volterra1
- John VIII Palaeologus, Emperor of the East, 1392-14481
- Land grants1
- Leo X, Pope, 1475-15211
- Letters, Papal1
- Ludwig IV, Holy Roman Emperor, 1282?-13471
- Manuscripts, Latin (Medieval and modern)1
- Michigan--Kalamazoo1
- Military religious orders1
- Monasticism and religious orders1
- Orden de Santiago1
- Papacy1
- Piccolomini della Triana, Silvio, 1878-19621