Contributions to terrestrial magnetism, variation of compass, as observed at 50 of principal maritime stations from earliest times to present, together with equations for each station, from which values may be predicted and annual rates of change found.

Bibliographic Details

Corporate Author:	United States. Hydrographic Office
Format:	Government Document eBook
Language:	English
Published:	[Place of publication not identified] : U.S. Government Printing Office, 1895.
Subjects:	Geomagnetism. Electronic books.
Online Access:	Connect to the full text of this electronic document