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Showing 1 - 3 results of 3 for search '"Bulletin (Pennsylvania. Bureau of Topographic and Geologic Survey) ;"', query time: 3.42s Refine Results
1
Upper Devonian stratigraphy and sedimentary environments in northeastern Pennsylvania /
by Glaeser, J. Douglas
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1974
“...Bulletin / Pennsylvania, Bureau of Topographic and Geologic Survey ;...”

Government Document Book
2
Upper Devonian marine-nonmarine transition, southern Pennsylvania /
by Walker, Roger G.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1972
“...Bulletin / Pennsylvania, Bureau of Topographic and Geologic Survey ;...”

Government Document Book
3
Middle Devonian stratigraphy in central Pennsylvania : a revision /
by Faill, Rodger T.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1978
“...Bulletin / Pennsylvania, Bureau of Topographic and Geologic Survey ;...”

Government Document Book
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