| Reference number | NLB/60/708 |
| Alternative reference number | NLB/60 p398 |
| Level | Item |
| Title | Copy letter from Francis Alexander Towle, Assistant Secretary of the Royal Society; to [Sir Frank Heath,] the Secretary of the Department of Scientific and Industrial Research |
| Date | 18 March 1921 |
| Description | Encloses the application for the assignment of the National Physical Laboratory standardisation Mark, which was executed at a recent meeting of Council [not enclosed]. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |