| RefNo | HF/1/17/15 |
| Previous numbers | 98HF.174 -175 |
| Level | SubSeries |
| Title | National Physical Laboratory |
| Date | 1960 - 1965 |
| Description | Correspondence and reports. |
| Extent | 9 folders and 2 volumes |
| Format | Manuscript, typescript and printed documents |
| AccessStatus | Open |