| Repository | University of Roehampton: Whitelands College |
| Level | File |
| Reference Number | WC/PP/MARK |
| Title | Mary Markwell (?1941-42) memorabilia |
| Date | 1941-1990 |
| Extent | 1 file |
| Description | Photos (official postcards) from Durham and Halifax, plus two letters sent to Joyce Petchey. |