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.
Year:	1932
Document Type:	USBI
Issuing Agency:	U.S. Dept. of Commerce, Bureau of Mines,
SUDOC:	C 22.11:6592
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	6592
Subjects:	Mining engineering--New York (State)--Port Jefferson
	Mines and mineral resources--New York (State)--Port Jefferson
	Mineral industries--New York (State)--Port Jefferson
Link:	https://hdl.handle.net/2027/mdp.39015086485276