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Excerpt from Distribution of Boghead Algae in Illinois Basin Coal Beds Cell walls are transversely divided into... Read More >>
Excerpt from The American Geologist, Vol. 27: A Monthly Journal of Geology and Allied Sciences; January to June,... Read More >>
Excerpt from Transactions of the Kansas Academy of Science The fossils which we at first supposed rare in the Pliocene,... Read More >>
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Excerpt from Report on the Goderich Salt Region Since the publication of my Report, the well then described, which... Read More >>
Excerpt from Water Resources of Antelope Valley, California These disastrous and unnecessary failures stopped for... Read More >>
Excerpt from The Gold-Seeker's Manual We will now consider a little in detail the di stricts above-mentioned first... Read More >>
Excerpt from Geology of Colorado and Western Ore Deposits This treatise contains the substance of a series of elementary... Read More >>
Excerpt from Memoirs of the Geological Survey of India, 1873, Vol. 10 Am. 1. On tile Geology of parts of tile madras... Read More >>
Excerpt from Das Linksseitige Zuflussgebiet des Rheines Zwischen Bingen und Coblenz Erika Rexroth, Die Gro stadt... Read More >>
Excerpt from Transactions of the Maryland Academy of Science and Literature, Vol. 1 The first successful efforts... Read More >>
Excerpt from The Coal Regions of Pennsylvania: Being a General, Geological, Historical and Statistical Review of... Read More >>
Excerpt from Sitzungsberichte der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften,... Read More >>
Excerpt from Description Geologique des Environs de Paris Pour expliquer le seul melange que nous connussions alors... Read More >>
Excerpt from First Biennial Report of the Director of the Agricultural College Survey of North Dakota to the Governor... Read More >>
Excerpt from Imperial Geological Survey of Japan: With a Catalogue of Articles Exhibited at the Panama-Pacific International... Read More >>
Excerpt from The Proceedings and Transactions of the Nova Scotian Institute of Science, Halifax, Nova Scotia, Vol.... Read More >>