Practical illustrations of the necessity for ascertaining the deviations of the compass
Subtitle: with explanatory diagrams and some account of the compass system now adopted in the Royal Navy, notes on magnetism, &c.
By: by E.J. Johnson.
Series: Landmarks of science
Publisher: G. Barclay
Published: 1847
Place of publication: London
Language: eng
Description: published under the sanction of the right honourable the Lords Commissioners of the Admiralty