Magnetograms and hourly values, Healy, Alaska
Subtitle: 1957-58
By: U.S. Coast and Geodetic Survey.
Series: U.S. Coast and Geodetic Survey -- MHV-Hy58.
Publisher: Coast and Geodetic Survey
Published: 1960
Place of publication: Washington, D.C
Language: eng
Number of pages: 292
Subjects: Geomagnetism -- Alaska -- Healy.; Geomagnetism -- Observations.