- Voyages and travels1
- Weights and measures1
- Wesel, Johann Ruchart von, approximately 1425-14811
- Wine and wine making--Law and legislation1
- Wine--Therapeutic use1
- Wit and humor, Medieval1
- Women--Biography1
- Women--Health and hygiene1
- World maps1
- Writing materials and instruments1
- Writs1
- Zanobi, Jacopo di1
- Zanobi, Leonarda di1
- Zati, Matteo di Bernardo1
- Zati, Matteo di Giovanni1
- Zei, Corso1
- Zeno, Carlo, 1334-14181
- Zij-i jadid-i Sultani (Ulugh Beg)1
- Zodiac1
- allegories (literary genre)1