| Level | Item |
| Reference Number (click to see whole series/group) | ADM15/15 |
| Extent | 1 file |
| Title | ORGANISATION AND METHOD SECTION FILE ON THE DISCOUNT OFFICE - MECHANISATION AND MECHANICAL ACCOUNTING FOR COMMERCIAL BILLS 88 |
| Date | 4 Mar 1930 - 6 Aug 1969 |
| Keyword | Information Technology (IT); computer; computerisation |