| RefNo | MA/348/13 |
| Previous numbers | MA.348 |
| Level | Item |
| Title | Notebook of [vertical or horizontal force?] magnetometer observations made at Colaba Observatory, Bombay [Mumbai], India, by [Arthur Bedford Orlebar] |
| Creator | Orlebar; Arthur Bedford (1810-1866); British mathematician and inspector of schools |
| Date | 27 January-1 March 1842 |
| Description | Daily readings of changes to the Earth's magnetic field. Columns for time, observed reading, middle doubled, sum, mean, thermometer and and remarks. |
| Extent | 36p. [pp.27-35 blank] |
| Format | Manuscript |
| PhysicalDescription | Ink and pencil on paper |
| Dimensions | 172x103mm. |
| AccessStatus | Open |