Summarized records of deep wells in Pennsylvania, 1950 to 1954.
Series: Bulletin M ;; 39
Publisher: Dept. of Internal Affairs, Topographic and Geologic Survey
Published: 1956
Place of publication: [Harrisburg]
Language: eng
Number of pages: 114
Subjects: Petroleum -- Pennsylvania.; Geology, Stratigraphic.
Notes: At head of title: Pennsylvania Geological Survey, 4th ser.
Includes index.