Observations made at the magnetic observatories of Toronto in Canada, Trevandrum in the East Indies, and St. Helena
Subtitle: during a remarkable magnetic disturbance on the 25th and 26th of September 1841.
Contributors: British Association for the Advancement of Science
Publisher: Printed by R.and J.E. Taylor
Published: 1841
Place of publication: London
Language: eng
Number of pages: 19
Subjects: Meteorology
Notes: Includes fold. table.

"Printed at the expense of the British Association, with the approbation of the Master-General of the Ordnance."