Methods and costs of mining and preparing gravel and sand for market at the plant of the Seaboard Sand and Gravel Corporation, Port Jefferson, N.Y., by Anderson Dana et al.

Title:	Methods and costs of mining and preparing gravel and sand for market at the plant of the Seaboard Sand and Gravel Corporation, Port Jefferson, N.Y.
Author:	Dana, Anderson
Author:	United States. Bureau of Mines
Note:	U.S. Dept. of Commerce, Bureau of Mines, 1932

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Subject:	Mineral industries -- New York (State) -- Port Jefferson
Subject:	Mines and mineral resources -- New York (State) -- Port Jefferson
Subject:	Mining engineering -- New York (State) -- Port Jefferson
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