| Level | Item |
| Reference Number (click to see whole series/group) | C6/33 |
| Extent | 1 file |
| Title | CASHIER'S DEPARTMENT FILE RELATING TO THE ADMINISTRATION OF WORK: CIPHER - GENERAL |
| Date | 24 Feb 1941 - 31 May 1942 |
| Description | The use of cipher by the Bank to safeguard certain types of communication. |
| Original Reference | Volume 1 |