Former Owner
- Burndy Library1
- Buxheim Charterhouse2
- C Traylen Bookshop1
- Carl Hermann Grabauer1
- Certosa di Farneta, Province of Lucca2
- Charles Alexander de Cosson1
- Charles D. Humberd1
- Charles Eliot Norton3
- Charles F. Gunther1
- Charles Joseph Harford1
- Charles Sumner1
- Charles V of France1
- Charles, Prince of Soubise1
- Chester Carmelite Friary1
- Christiania Kathedralskoles Bibliothek1
- Christie's1
- Christophorus de Stinglhaim1
- Church of St Botolph1
- Church of St Peter, Chertsey2
- Claude Augustin de Cosson1