Search Results for the EPA National Library Catalog

Items Found: 9
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Your Search: (AUTHOR=Geyer AND Alan AND R)


 
 
 
Select Item Title Year Published
Common rocks and minerals of Pennsylvania 1973
Common rocks and minerals of Pennsylvania 1963
Engineering characteristics of the rocks of Pennsylvania : environmental geology supplement to the State geologic map / 1972
Engineering characteristics of the rocks of Pennsylvania : environmental geology supplement to the state geologic map / 1982
Environmental geology of the greater Harrisburg metropolitan area / 1976
Geologic map of the Richland quadrangle, Pennsylvania. 1958
Geology and mineral resources of the Womelsdorf quadrangle / 1963
Geology, mineral resources, and environmental geology of the Palmyra Quadrangle, Lebanon and Dauphin Counties / 1970
Lebanon quadrangle, Lebanon County, 1958

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