Magnetic results from Watheroo Observatory, Western Australia,1919-1935 /
Carnegie Institution of Washington.Department of Terrestrial Magnetism.
Fleming, J. A.(John Adam),1877-1956.
Johnston, Henry Freeborn,1888-
Forbush, Scott E.,1904-1984.
McNish, A. G.(Alvin Greene),1903-1993.
Scott, W. E.
Carnegie Institution of Washington. Watheroo Magnetic Observatory.
Washington, D.C. : Carnegie Institution of Washington,
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Geomagnetism