The geology of Blair County
By: by Franklin Platt.
Series: Pennsylvania. Geological Survey, 2d, Report of progress -- T; Report of progress (Geological Survey of Pennsylvania) -- T.
Publisher: Pub. by the Board of Commissioners for the Second Geological Survey
Published: 1881
Place of publication: Harrisburg
Language: eng
Number of pages: 311
Subjects: Geology -- Pennsylvania -- Blair County.