| Reference number | NLB/59/107 |
| Alternative reference number | NLB/59 p57 |
| Level | Item |
| Title | Copy of the Royal Society's Trade Mark Request from Edwin Deller, Assistant Secretary of the Royal Society; to [Sir Frank Heath,] the Secretary of the Department of Scientific and Industrial Research |
| Date | 16 July 1920 |
| Description | A request on behalf of the Royal Society and the Department of Scientific and Industrial Research to register the Imperial Trust for the Encouragement of Scientific and Industrial Research as proprietor of Trade Marks employed by the National Physical Laboratory. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |