| Reference number | MS/525/6/10/1 |
| Level | Item |
| Title | 'Improvements in range finders': copy provisional patent specification by John Ambrose Fleming |
| Date | March 1915 |
| Description | Details of an invention for the conversion of ordinary telescopes to range-finders. |
| Extent | 4p |
| Format | Mimeograph |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA7145 | Fleming; Sir; John Ambrose (1849 - 1945); electrical engineer and university teacher | 1849 - 1945 |