Keywords
- Twelfth century2
- commentaries2
- illuminations (paintings)2
- palimpsests (manuscripts)2
- treatises2
- 1309-13781
- 711-15161
- Albigenses1
- Alfonso X, King of Castile and Leon, 1221-12841
- Amelius, Martyr1
- Amicus, Martyr1
- Annals and chronicles1
- Annotations1
- Arithmetic1
- Art1
- Asceticism1
- Astrolabes1
- Astronomical instruments1
- Astronomy1
- Astronomy, Medieval1