Surveying terrestrial magnetism in time and space

• Published in: Archives of Natural History
• Main Author: McConnell, Anita
• Format: Article in Journal/Newspaper
• Language: English
• Published: Edinburgh University Press 2005
• Subjects: Agricultural and Biological Sciences (miscellaneous); History; Anthropology; Southern Ocean; Nimrod; Antarc*; Antarctica
• Online Access: http://dx.doi.org/10.3366/anh.2005.32.2.346

Charts marked with the lines of magnetic variation have been published since Halley's Atlantic chart of 1701. It was already known that the location of the magnetic poles shifted over time, and that the north and south poles were not diametrically opposite. As more seafarers penetrated the Sout...