Magnetic declination in Texas, 1945.
Series: U.S. Coast and Geodetic Survey. Serial; 717; Serial (U.S. Coast and Geodetic Survey) ;; 717.
Publisher: U.S. Govt. Print. Off.
Published: 1949
Place of publication: Washington
Language: eng
Number of pages: 69
Subjects: Magnetic declination -- Texas -- Observations.