| RefNo | ACS/1/2/1/350 |
| AltRefNo | 388 |
| Level | Item |
| Title | Letter from [Alan Archibald Campbell] Swinton, to Messrs. Gambrell Bros. Ltd., Merton Road, Southfields, S. W. 18 |
| Creator | Swinton; Alan Archibald Campbell (1863-1930); British electrical engineer |
| Date | 18 January 1921 |
| Description | Requests to be supplied with 1 microphone transformer, R. A. F. pattern and 1 choke coil, R. A. F pattern 5 henries to work on 1000 volts. Requires the items to make up a wireless telephone transmitter, similar to the one used by the R. A. F. |
| Extent | 1p |
| Format | Typescript |
| PhysicalDescription | Carbon |
| AccessStatus | Open |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8285 | Swinton; Alan Archibald Campbell (1863 - 1930); electrical engineer | 1863 - 1930 |