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Showing 1 - 4 results of 4 for search '"Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;"', query time: 1.98s Refine Results
1
Oil and gas field atlas of the Bradford quadrangle, Pennsylvania /
by Fettke, Charles R. (Charles Reinhard), 1888-1959
Harrisburg [Pa.] : Commonwealth of Pennsylvania, Topographic and Geologic Survey, 1951
“...Special bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Government Document Map
2
Oil and gas field atlas of the Bradford quadrangle, Pennsylvania /
by Fettke, Charles R. (Charles Reinhard), 1888-1959
Harrisburg [Pa.] : Commonwealth of Pennsylvania, Topographic and Geologic Survey, 1951
“...Special bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”

Government Document Map
3
Coal resources of Cambria and Blair Counties, Pennsylvania.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1990
“...Bulletin / Pennsylvania, Bureau of Topographic and Geologic Survey ;...”

Government Document Map
4
Coal resources of Cambria and Blair Counties, Pennsylvania.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1990
“...Bulletin / Pennsylvania, Bureau of Topographic and Geologic Survey ;...”

Government Document Map
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