| Reference number | NLB/57/60 |
| Alternative reference number | NLB/57p33 |
| Level | Item |
| Title | Copy letter from Robert William Frederick Harrison, Assistant Secretary of the Royal Society; to Dr G. E. Bairsto Knighton |
| Date | 10 July 1919 |
| Description | Forwarding a criticism of the paper 'The variation of the frequency of the conductivity and dielectric constant of dielectrics for high frequency oscillations' by Dr G. E. Bairsto Knighton to the author. |
| Extent | 1p |
| Format | Carbon |
| Access status | Open |