The Grand Canyon

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This single-volume encyclopedia examines the Grand Canyon in depth, from the native peoples who have survived there for centuries to the explorers who charted i

History of the Class of 1905, Yale College ...

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Ophiolite Concept and the Evolution of Geological Thought

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Bibliography of North American Geology

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1919/28 cumulation includes material previously issued in the 1919/20-1935/36 issues and also material not published separately for 1927/28. 1929/39 cumulation

Bibliography of North American Geology

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1785/1918 includes material issued previously in the annual Bibliography of North America geology, and in cumulative volumes issued by N. H. Darton and F. B. We