Ground-water supplies in shale and sandstone in Fairfax, Loudoun, and Prince William Counties, Virginia /

Bibliographic Details
Main Author:	Johnston, P. M. (Paul McKelvey), 1904-1989 (Author)
Format:	Government Document eBook
Language:	English
Published:	Washington : United States Department of the Interior, Geological Survey, 1960.
Series:	Geological Survey circular ; 424.
Subjects:	Geology > Virginia, Northern. Groundwater > Virginia, Northern. Water > Composition > Virginia, Northern. Water-supply > Virginia, Northern. Borings. Geology. Geology, Stratigraphic. Groundwater. Triassic Geologic Period. Water > Composition. Water-supply. Virginia. From 190 to 230 million years ago
Online Access:	https://purl.fdlp.gov/GPO/gpo108022

Description
Physical Description:	1 online resource (iv, 7 pages) : map.
Bibliography:	Includes bibliographical references (pages 6-7).