Pratical 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 Edward J. Johnson ; published under the sanction of the right honourable the Lord's Commissioner of the Admirality.
Series: Landmarks of science
Publisher: G. Barclay
Published: 1847
Place of publication: London
Language: eng
Format: Microform
Number of pages: 85
Subjects: Compass.
Notes: Includes bibliographical references.

Microfiche. New York, N.Y. Readex Microprint Corporation, [1985?] (Landmarks of science)