Keywords
- Astronomy, Medieval4
- Astronomy--Popular works1
- Astronomy--Tables1
- Athanasian Creed1
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah1
- Atlases6
- Atlases (Geographic)13
- Auctions1
- Audiore, Antonio1
- Augsburg Confession1
- Augustinians5
- Austria6
- Austria--Kitzbühel1
- Austria--Lambach (Upper Austria)1
- Austria--Vienna1
- Autograph albums1
- Autographs37
- Autographs (Provenance)7
- Autos-da-fé3
- Bacán, Hernando de1