| RefNo | AP/59/2/3 | 
| Level | Item | 
| Title | Unpublished diagram, experimental setup by John Ambrose Fleming | 
| Date | 1877 | 
| Description | A diagram in black ink, labelled figure 4, showing a magnetic needle dipped into a funnel containing liquid, which connects to a 'reservoir' in the form of another, smaller funnel of liquid. 
 Subject: Electromagnetism / Scientific apparatus and equipment
 | 
| Extent | 1p | 
| Format | Diagram | 
| PhysicalDescription | Ink on paper | 
| AccessStatus | Open | 
Fellows associated with this archive
| Code | PersonName | Dates | 
| NA7145 | Fleming; Sir; John Ambrose (1849 - 1945); electrical engineer and university teacher | 1849 - 1945 |