| RefNo | MA/256/1 |
| Previous numbers | MA.256 |
| Level | File |
| Title | Magnetic observations made from Port Louis, Falkland Islands visited by HMS Erebus, by [James Clark Ross?] |
| Creator | Ross; Sir James Clark (1800-1862); polar explorer |
| Date | 20 July-26 November 1842 |
| Description | Observations of magnetometers, kept on printed forms: columns for specification of magnetometer (declination, horizontal force and vertical force), times of observations (Gottingen mean time and mean time at observatory), and magnetometer readings with means. Below the main tables are secondary columns for meteorological observations: hour of Gottingen mean time, thermometers, barometer and electrometer [no readings], with general weather [usually wind direction and cloud cover].
These records are headed 'Falkland Islands' and 'Port Louis, Berkeley Sound, East Falkland Islands'. |
| Extent | 320p. [pp.122-320 not used] |
| Format | Printed |
| Manuscript |
| PhysicalDescription | Half bound in read leather, blue cloth boards. Gilded inscriptions to spine: 'Term Day Book 2 H.M. Ship Erebus'. Typed paper label to top of spine: 'Met. Arch. 256'. Inner front board has an engraved paper label: 'Wm. H. Allen & Co. Booksellers, Publishers & Importers of Oriental Works; 7 Leadenhall Street. Maps, Charts, Stationary &c.'. |
| Dimensions | 395x256mm. |
| AccessStatus | Open |