Museums
| Name | Country
  | State | City | Updated by | Date |
|---|---|---|---|---|---|
| Charles L. Flint Antiques Inc. | USA | MA | Lenox | Anonymous | 12/27/2012 |
| Charleston Renaissance Gallery | USA | SC | Charleston | Anonymous | 07/29/2012 |
| Cheekwood Museum of Art | USA | TN | Nashville | Anonymous | 07/29/2012 |
| Cheshire Cat Gallery | USA | NC | Raleigh | Anonymous | 07/29/2012 |
| Chicago Historical Society | USA | IL | Chicago | Anonymous | 07/29/2012 |
| Childs Gallery | USA | MA | Boston | Anonymous | 07/29/2012 |
| Christie, Manson & Woods International | USA | NY | New York | Anonymous | 02/10/2012 |
| Christine Archibald Portrait Miniatures | USA | NY | New York | Anonymous | 07/29/2012 |
| Chrysler Museum of Art | USA | VA | Norfolk | Anonymous | 07/29/2012 |
| Cincinnati Art Club | USA | OH | Cincinnati | Anonymous | 07/29/2012 |
