New Method for Estimating the Contents of Highly Plicated Coal Beds as Applied to the Anthracite Fields of Pennsylvania. With a Mathematical Consideration of the Errors Involved by Arthur Winslow.
Ashburner, Chas. A.
Sold by Bouquinerie du Varis, Russy, FR, Switzerland
AbeBooks Seller since May 17, 2004
Used - Soft cover
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