Geologic hazards in Pennsylvania
By: by J. Peter Wilshusen ; ill. by Albert E. VanOlden.
Series: Educational series ;; 9; Educational series (Pennsylvania. Bureau of Topographic and Geologic Survey) ;; no. 9.
Publisher: Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey
Published: 1979
Place of publication: Harrisburg
Language: eng
Number of pages: 56
Subjects: Earth movements -- Pennsylvania.; Sinkholes -- Pennsylvania.; Earthquake hazard analysis -- Pennsylvania.
Notes: Bibliography: p. 52-56.