| Reference number | MC/19/779 |
| Alternative reference number | MC.04779 |
| Level | Item |
| Title | Letter from G A Stephens, 16 Walter Road, Swansea, to the Secretary of the Royal Society, London |
| Date | 18 August 1904 |
| Description | Stephens has made an 'interesting' discovery regarding sound vibrations which he would like to make known to the Royal Society.
[For reply, see related records.] |
| Extent | 2p |
| Format | Manuscript |
| Physical description | Ink on paper |
| Access status | Open |
| Related records in the catalogue | NLB/29/253 |