Former Owner
- Bruce P. Ferrini4
- Byron Reed1
- C Traylen Bookshop1
- Carl Reinhardt3
- Catherine de' Medici1
- Cecil Brent1
- Certosa di Farneta, Province of Lucca2
- Chapelle du monastère du Carmel de Nantes1
- Charles Brodrick1
- Charles Butler4
- Charles Ede1
- Charles Eliot Norton5
- Charles Lenormand du Coudray2
- Charles Porterfield Krauth1
- Charles Sessler3
- Charles Stephen Ascherson1
- Charles Stuart, 1st Baron Stuart de Rothesay1
- Charles Sumner10
- Charles William Dyson Perrins2
- Charles William Hamilton Sotheby1