The geomagnetic unrest
Subtitle: Complete lists of the magnetically disturbed days for the 46 years 1910-1955 and some results from research work (Interim publication)
Publisher: Editorial del Pacifico
Published: 1956
Place of publication: Santiago, Chile
Language: eng
Number of pages: 48
Subjects: Geomagnetism; Diurnal variations
Notes: At head of title: Institute of Physics and Astronomy of Catholic University of Chile.  Department of Geophysics.