Title: Land magnetic and electric observations, 1918-1926
Description: <p>Magnetic results, 1918-1926, by H. W. Fisk. Magnetic, atmospheric-electric, and auroral results, Maud Expedition, 1918-1925, by H. U. Sverdrup.</p><p></p>Carnegie Institution of Washington publication 175, vol. VI<p></p>"Researches of the Department of Terrestrial Magnetism, vol. VI"
Subjects: Geomagnetism--Observations, Atmospheric electricity, Auroras, Maud Expedition (1918-1925)