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ContributorsCameron, Ralph H. (Author) / The Nation (Publisher)
Created1925-10-28
DescriptionArticle detailing Senator Ralph Cameron's attempt to purchase parts of the Grand Canyon.
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ContributorsMatthes, F. (Author) / Evans, R. T. (Author) / The Military engineer (Publisher)
Created1926-05
DescriptionGeological Survey of the Grand Canyon in published journal. Vol. XVIII, No. 99.