| Reference number | PP/20/17 |
| Previous numbers | PP/52/17 |
| Level | Item |
| Title | Paper, 'On the simultaneity of magnetic variations at different places on occasions of magnetic disturbance, and on the relation between magnetic and earth current phenomena' by William Ellis |
| Date | 1892 |
| Description | Ellis writes: 'The observations made in a magnetic observatory usually include absolute measures of magnetic declination, horizontal force, and dip (inclination); with photographic registration of the variations of declination, horizontal force, and vertical force; to which is added, at Greenwich [London], a photographic registration of earth currents.'
Annotations in pencil and ink throughout.
Subject: Magnetism
Received 7 April 1892 / 28 July 1892. Read 5 May 1892.
A version of this paper was published in volume 52 of the Proceedings of the Royal Society as 'On the simultaneity of magnetic variations at different places on occasions of magnetic disturbance, and on the relation between magnetic and earth current phenomena'. |
| Extent | 29p |
| Format | Manuscript |
| Physical description | Ink and graphite pencil on paper |
| Digital images | View item on Science in the Making |
| Access status | Open |
| Related material | DOI: 10.1098/rspl.1892.0068 |
| Related records in the catalogue | RR/11/145 |
| RR/11/146 |
Fellows associated with this archive
| Code | Name | Dates |
| NA7053 | Ellis; William (1828 - 1916); meteorologist and astronomer | 1828 - 1916 |