 The Geology of Pennsylvania. A Government survey, with a general view of the Geology of the United States, Essays on the Coal Formation and its Fossils, and a description of the Coal Fields of North America and Great Britain.  The Confederate Secession - Página 13por William Schomberg Robert Kerr Marquess of Lothian - 1864 - 226 páginasVisualização integral - Acerca deste livro
 | Julius Adams Stratton, Loretta H. Mannix - 2005 - 830 páginas
...vols. Boston: Houghton, Mifflin & Co.; Cambridge, Mass.: Riverside Press, 1896. Rogers, Henry D. Tlie Geology of Pennsylvania: A Government Survey: with...View of the Geology of the United States, Essays on Coal-Formation and Its Fossils, and a Description of the Coal-Fields of North America and Great Britain.... | |
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