Stratigraphy of Lower Ordovician Nittany dolomite in central Pennsylvania
By: by Allen R. Spelman.
Series: Pennsylvania. Bureau of Topographic and Geologic Survey. Bulletin G47; Bulletin G,; 47.
Publisher: [Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey]
Published: 1966
Place of publication: Harrissburg
Language: eng
Number of pages: 186
Subjects: Geology, Stratigraphic -- Ordovician.; Petrology -- Pennsylvania.
Notes: Bibliography: p. 77-79.
At head of title: Pennsylvania Geological Survey, Fourth series.