- Astrology, Turkish1
- Astronomical instruments6
- Astronomy46
- Astronomy, Arab22
- Astronomy, Arab--Tables3
- Astronomy, Greek2
- Astronomy, Medieval6
- Astronomy--Charts, diagrams, etc--Early works to 18001
- Athīr al-Dīn al-Abharī, al-Mufaḍḍal ibn ʻUmar, -1265. Hidāyat al-ḥikmah1
- Autographs12
- Autographs (Provenance)1
- Averroës, 1126-11981
- Basmalah1
- Biographies3
- Birds1
- Birjandī, ʻAbd al-ʻAlī ibn Muḥammad ibn Ḥusayn, active 16th century. Bīst bāb dar taqvīm2
- Blaise, Saint, -approximately 3161
- Blind tooled bindings10
- Boethius, -524. De consolatione philosophiae--Liber 31
- Bookplates1