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Pleistocene geology and unconsolidated deposits of the Delaware Valley, Matamoras to Shawnee on Delaware, Pennsylvania / by G.H. Crowl
G. H. Crowl · Pennsylvania, Bureau of Topographic and Geologic Survey
52 sayfa · 1971
Geology -- Delaware River Valley (N.Y.-Del. and N.J.)
Pleistocene geology and unconsolidated deposits of the Delaware Valley
G. H. Crowl · [Department of Environmental Resources, Bureau of Topographic and Geologic Survey]
40 sayfa · 1971
Geology / Stratigraphic Geology
Glacial border deposits of late Wisconsinan age in northeastern Pennsylvania
G. H. Crowl · May be purchased from State Book Store
68 sayfa · 1980
Glacial epoch / Stratigraphic Geology / Geology
Pleistocene geology and unconsolidated deposits of the Delaware Valley, Matamoras to Shawnee on Delaware, Pennsylvania
G. H. Crowl · [Commonwealth of Pennsylvania, Bureau of Topographic and Geologic Survey]
40 sayfa · 1971
Geology / Stratigraphic Geology