Keywords
- Astrology15
- Astrology, Arab1
- Astrology, Roman1
- Astronomical instruments1
- Astronomy38
- Astronomy, Arab3
- Astronomy, Greek1
- Astronomy, Medieval8
- Astronomy--Popular works1
- Astronomy--Tables2
- Atlases1
- Atlases (Geographic)15
- Attila, -4531
- Aubertus, de Galardone1
- Auction copies6
- Augsburg Confession1
- Augustine, of Hippo, Saint, 354-43010
- Augustinians8
- Aurispa, Giovanni, approximately 1376-14591
- Austria96