Terrestrial magnetism.
Subtitle: United States magnetic tables and magnetic charts for 1915
Contributors: Hazard, Daniel Lyman, 1865-
Series: Its  Special publication, no. 44
Publisher: Govt. Print. Off.
Published: 1917
Place of publication: Washington
Language: eng
Number of pages: 256
Subjects: Magnetism, Terrestrial -- United States; Magnetism, Terrestrial
Other titles: United States magnetic tables and magnetic charts