Magnetic observations.
Magnetical and meteorological observatory, St. Helena. Observations made at the magnetical and meteorolog- ical observatory at St. Helena. Pr. under the superintendence of Edward Sabine. Vol. 1. 1840- 43. Vol. 2. 1844-49. Lond. Longmans. 1847-60. 2 v. 4°, **E.170.6 Same. Vol. 1. 1840-43. *3961.1.1