| Level | Item |
| Reference Number (click to see whole series/group) | C52/7 |
| Extent | 1 file |
| Title | BULLION OFFICE FILE: COMPARISON OF METRIC AND TROY WEIGHTS |
| Date | 25 Jun 1946 - 3 Feb 1972 |
| Description | Pros and cons of a change to the metric standard. |
| Original Reference | B52B_B111 |