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Showing 1 - 5 results of 5 for search '"General geology report."', query time: 1.91s Refine Results
1
Mineral collecting in Pennsylvania /
by Lapham, Davis M., Geyer, Alan R.
Harrisburg, PA. : [Commonwealth of Pennsylvania, Bureau of Topographic and Geologic Survey], 1969
3d ed.
“...General geology report....”

Book
2
Geology and biology of Pennsylvania caves /
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey : may be purchased from State Book Store, 1976
“...General geology report ; 66...”

Book
3
The Caves of western Pennsylvania /
Harrisburg : Pennsylvania Geological Survey, 1976
“...General geology report ; 67...”

Book
4
Caves of southeastern Pennsylvania /
Harrisburg : Pennsylvania Geological Survey, 1974
“...General geology report ; 65...”

Book
5
Pleistocene geology and unconsolidated deposits of the Delaware Valley, Matamoras to Shawnee on Delaware, Pennsylvania /
by Crowl, G. H.
Harrisburg : [Commonwealth of Pennsylvania, Bureau of Topographic and Geologic Survey], 1971
“...Commonwealth of Pennsylvania. Bureau of Topographic and Geologic Survey. General geology report G60...”

Book
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