Former Owner
- K. B. Starkie1
- Kaikhusroo Minocher Jamaspasa2
- Kang Youwei1
- Karbalāʼī Muḥammad Ḥusayn Qāsimʹābādī1
- Karen L. Gould30
- Karl Anton, Prince of Hohenzollern1
- Karl F. Morrison2
- Karl Leopold Strauven1
- Karl Theodor Völcker's Verlag Und Antiquariat3
- Karl Wilhelm Hiersemann9
- Kartause Erfurt2
- Karva, Lakṣmaṇabhaṭṭa2
- Katharinenkirche, Nuremberg2
- Katherine Petersen1
- Katherine Somerset Wyttenbach Fenwick8
- Katholieke Universiteit te Leuven Universiteitsbibliotheek1
- Kavīndrācārya, approximately 1600-approximately 16751
- Keifer1
- Keith Jarvis4
- Kenneth Hyde1