Instructions for the compensation of the magnetic compass
By: by N. H. Heck, with the cooperation of W. E. Parker.
Contributors: Parker, W. E.; U.S. Coast and Geodetic Survey.
Series: Special publication -- no. 96; Serial -- no. 238; Special publication (U.S. Coast and Geodetic Survey) -- no. 96.; Serial (U.S. Coast and Geodetic Survey) -- no. 238.
Publisher: U.S. Govt. Print. Off.
Published: 1923
Place of publication: Washington
Language: eng
Number of pages: 49
Subjects: Compass.
Notes: At head of title: Department of Commerce. U.S. Coast and Geodetic Survey. E. Lester Jones, director.