An essay on magnetic attractions, and on the laws of terrestrial and electro magnetism
Subtitle: comprising a popular course of curious and interesting experiments on the latter subject, and an easy experimental method of correcting the local attraction of vessels on the compass in all parts of the world.  With an appendix containing the results of experiments made on ship board, from latitude 61©®S. to latitude 80©®N.
By: By Peter Barlo
Edition:  2d ed., much enl. and improved. Illustrated with plates, by Lowr
Publisher: J. Mawman
Published: 1824
Place of publication: London
Language: eng
Number of pages: 368
Subjects: Magnetism of ship; Electromagnetis; Geomagnetis