Former Owner
- Karl Hermann Berendt1
- 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
- Kenneth J. "Bud" Jennings2
- Kenneth X. Robbins1
- Khammāsh, Aḥmad1
- Kherḍe, Gaṇeśa Bhaṭṭa1
- Kherḍe, Kṛṣṇa Bhaṭṭa1
- Khiste, B.N1