Terrestrial magnetism.
Subtitle: Distribution of magnetic declination in the United States for January 1, 1905, with isogonic chart and secular change tables.
Contributors: Bauer, Louis Agricola, 1865-1932. [from old catalog]
Publisher: Govt. print. print. off.
Published: 1906
Place of publication: Washington
Language: eng
Number of pages: 226
Subjects: Geomagnetism -- United States.