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7by Hobbs, W. H., Georgi, Johannes, Lyon, F. H., Kopp, WalterGet access
Published in Geographical Review (1935)
Article in Journal/Newspaper -
8by S., G., Hobbs, W. H., Church, J. E., Carlson, William S., Belknap, R. L., Erlanson, Carl O.Get access
Published in The Geographical Journal (1942)
Article in Journal/Newspaper