Methods and results
Subtitle: Secular variation of the magnetic declination in the United States and at some foreign stations
By: [By Charles A. Schott, assistant, Coast and geodetic survey]
Contributors: Schott, Charles A. (Charles Anthony), 1826-1901
Edition: 6th ed.
Series: Report for l886, App. no. 12
Publisher: Govt. Print. Off.
Published: 1887
Place of publication: Washington
Language: eng
Number of pages: 407
Subjects: Geomagnetism; Secular variations
Notes: At head of title: United States Coast and geodetic survey. F. M. Thorn, superintendent.