| RefNo | ACS/1/1/10 | 
| AltRefNo | 4446 | 
| Level | Item | 
| Title | Letter from [William George] Armstrong, Cragside, Rothbury, to [Alan Archibald Campbell] Swinton, 66 Victoria [Street], London, S.W | 
| Creator | Armstrong; William George; Baron Armstrong (1810-1900); British armaments manufacturer and industrialist | 
| Date | 29 December 1890 | 
| Description | Informs he has tried the experiment he suggested, sparking into and out of a moderately extended receiver, and that he finds there is little or no loss in length of distribution through air but comments that it is remarkable what a great [illeg.] is affected by the introduction of a condenser in shape of a Leyden Jar. Discusses his thoughts on findings. | 
| Extent | 2p | 
| Format | Manuscript | 
| PhysicalDescription | Ink on paper | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA3460 | Armstrong; William George (1810 - 1900); Baron Armstrong of Cragside; armaments manufacturer and industrialist | 1810 - 1900 | 
| NA8285 | Swinton; Alan Archibald Campbell (1863 - 1930); electrical engineer | 1863 - 1930 |