National Research Council of the National Academy of Sciences
1938
Transactions of the American geophysical union ninteenth annual meeting April 27 to 30, 1938 Washington, D.C. : regional meetings December 28 to 29, 1937, Spokane, Washington January 7 to 8, 1938, Davis, California June 21, 1937, Denver, Colorado (addendum)
pt. 2
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