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Proceedings held at Seattle Washington May 18 19 and 20 1915 and at Portland Oregon September 22 1915Conference Proceeding Bookप्रकाशित 1915
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Map of the island of Hawaii Sandwich Islands shewing the craters and eruption of May and June 1840cartographic materialद्वारा Wilkes, Charles, 1798-1877
प्रकाशित 1844