| RefNo | ACS/1/2/4/505 |
| AltRefNo | 643 |
| Level | Item |
| Title | Letter from [Alan Archibald Campbell] Swinton, to Messrs. Lighting Trades, Ltd., 30 & 31 Farringdon Street, W. C. 1. |
| Creator | Swinton; Alan Archibald Campbell (1863-1930); British electrical engineer |
| Date | 23 November 1929 |
| Description | Referring to a paper he read at the Royal Society where he asserted that a gas flame burning with a mantle gives the best efficiency if the mantle were composed of 99% of thorium oxide and 1% of cerium oxide. Wishes to confirm whether this is still the case. |
| 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 |