Former Owner
- Buxheim Charterhouse1
- Bālambhaṭṭamuni1
- Carl Alphons Geigy-Hagenbach1
- Carlo Archinto, 2nd Marquess of Parona, 3rd Count of Trainate1
- Carlo Morbio1
- Cartwright, Janet1
- Catherine Conduitt1
- Charles Augustus Stoddard1
- Charles D. Humberd1
- Charles F. Gunther1
- Charles Joseph Harford1
- Cintāmaṇabhaṭṭa Guṇe1
- Collegium Germanicum et Hungaricum1
- Cyrus Longworth Lundell1
- D. Andreas Parisino1
- Daniel Itzig1
- Datta, Candī1
- Deva, Bālakṛṣṇa1
- Devalakare, Nārayaṇa1
- Diego de Ayala1