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1by Hermannsson, Halldor, Norlund, Poul, Calvert, W. E.Get access
Published in The American Historical Review (1938)
Article in Journal/Newspaper -
2by B., R. N. R., Birket-Smith, Kaj, Calvert, W. E., Forde, C. DaryllGet access
Published in The Geographical Journal (1936)
Article in Journal/Newspaper