- Prescriptions, formulae, receipts, etc.1
- Printed papers1
- Privileges and immunities, Ecclesiastical1
- Prophets, Pre-Islamic1
- Prose literature1
- Pythagoras and Pythagorean school1
- Quatrains, Persian1
- Qurʼan--Selections1
- Raised bands1
- Regula (Benedict, Saint, Abbot of Monte Cassino)1
- Rhetoric, Ancient1
- Robert, King of Naples, approximately 1275-13431
- Roman law1
- Romances, Latin (Medieval and modern)1
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- Sanskrit language--Grammar1
- Satire, Latin1
- Satires1
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- Sententiarum libri IV (Peter Lombard, Bishop of Paris)1