Geology and land use in eastern Washington County, Pennsylvania, California and Monongahela 7 1/2-minute quadrangles
Contributors: Pennsylvania. Bureau of Topographic and Geologic Survey
Series: Pennsylvania. Bureau of Topographic and Geologic Survey. Bulletin -- G no. 56A; Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) -- G no. 56A.
Published: 1971
Place of publication: Harrisburg
Language: eng
Subjects: Geology; Real property
Notes: Pennsylvania Geological Survey fourth series.

To accompany General geology report G56, 1969.