Construction-mineral aggregate availability in the Baltimore, Md., metropolitan area

Author:	Bitler, John R.
Year:	1975
Document Type:	USBI
Issuing Agency:	U.S. Dept. of the Interior, Bureau of Mines,
SUDOC:	I 28.27:8697
Series:	Information circular / United States Department of the Interior, Bureau of Mines ;
Report Number:	8697
Subjects:	Aggregates (Building materials)
	Strip mining--Maryland--Baltimore Metropolitan Area
	Regional planning--Maryland--Baltimore Metropolitan Area
Link:	https://hdl.handle.net/2027/mdp.39015078516260