| RefNo | ACS/6/1/2 |
| Level | Item |
| Title | Photograph labelled 'No 1 Positive dicharge', taken by Alan Archibald Campbell Swinton |
| Creator | Swinton; Alan Archibald Campbell (1863-1930); British electrical engineer |
| Date | c 1890s |
| Description | Image of the pattern produced by a positive high-voltage electrical discharge, labelled 'No 1 Positive Discharge'. The number 5, written in pencil, also appears on the label. Taken by Swinton and exhibited at the 1892 meeting of the British Association. |
| Extent | 1 photograph |
| Format | Photograph |
| PhysicalDescription | Monochrome photograph mounted on card |
| AccessStatus | Open |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA8285 | Swinton; Alan Archibald Campbell (1863 - 1930); electrical engineer | 1863 - 1930 |