- Physics2
- Pictures2
- Plants2
- Poems (ʻAlī ibn Abī Ṭālib, Caliph)2
- Professions2
- Prophecy--Islam2
- Prophets2
- Pseudo-Ptolemy. Centiloquium2
- Qawāʻid al-aḥkām fī maʻrifat al-ḥalāl wa-al-ḥarām (Ibn al-Muṭahhar al-Ḥillī, al-Ḥasan ibn Yūsuf)2
- Quatrains, Persian2
- Quotations2
- Qurʼan. Juzʼ ʻAmma2
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Risālah fī al-hayʼah2
- Qūshjī, ʻAlī ibn Muḥammad, d. 1474 or 5. Risālah dar hayʼat2
- Rainbows2
- Religious life--Hinduism2
- Riddles, Turkish2
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Ashkāl al-taʼsīs2
- Sanskrit language2
- Science, Medieval2