National Water-Quality Assessment program [microform] : the Potomac River basin.

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Bibliographic Details
Main Author:	Gerhart, James M.
Corporate Author:	Geological Survey (U.S.)
Other title:	Potomac River basin.
Format:	Government Document Microfilm Book
Language:	English
Published:	[Reston, VA] : [Denver, Colo.] : U.S. Geological Survey, Dept. of the Interior ; [Books and Open-File Reports Section, distributor], [1991]
Series:	U.S. Geological Survey open-file report ; 91-157. Open-file report ; 91-157.
Subjects:	Water quality > Potomac River Watershed.

Earth Sciences & Map Library - Microform

Holdings details from Earth Sciences & Map Library - Microform
Call Number:	I 19.76:91-157
I 19.76:91-157 (fiche 1)	Available Place a Hold