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1
by Socolow, Arthur A.
Harrisburg : Topographic and Geologic Survey, Dept. of Internal Affairs, Commonwealth of Pennsylvania, 1959
Harrisburg : Topographic and Geologic Survey, Dept. of Internal Affairs, Commonwealth of Pennsylvania, 1959
Book
2
by Socolow, Arthur A.
Harrisburg : Topographic and Geologic Survey, Dept. of Internal Affairs, Commonwealth of Pennsylvania, 1959
Harrisburg : Topographic and Geologic Survey, Dept. of Internal Affairs, Commonwealth of Pennsylvania, 1959
Book
3
by Miller, John, 1849-
[Erie, Pa. : Printed by the Nature Study Dept. of the Erie Woman's Club], 1923
[Erie, Pa. : Printed by the Nature Study Dept. of the Erie Woman's Club], 1923
Book
4
5
7
by Socolow, Arthur A.
Harrisburg : Topographic and Geologic Survey, Dept. of Internal Affairs, Commonwealth of Pennsylvania, 1961
Harrisburg : Topographic and Geologic Survey, Dept. of Internal Affairs, Commonwealth of Pennsylvania, 1961
Book
8
by Berg, Thomas M.
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1975
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Topographic and Geologic Survey, 1975
Book
9
by Kline, Thomas C.
1974
1974
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Thesis
Book
10
by Cate, Addison S.
Harrisburg : Commonwealth of Pennsylvania Dept. of Internal Affairs, Topographic and Geologic Survey, 1961
Harrisburg : Commonwealth of Pennsylvania Dept. of Internal Affairs, Topographic and Geologic Survey, 1961
Government Document
Book
11
by Chance, H. M. (Henry Martyn), 1856-1937
Harrisburg : Board of Commissioners for the Second Geological Survey, 1880
Harrisburg : Board of Commissioners for the Second Geological Survey, 1880
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
12
by Lees, John A.
Harrisburg, [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1967
Harrisburg, [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1967
Book
13
University Park, Pa. : Harrisburg, Pa. : Institute for Research on Land and Water Resources in cooperation with the Dept. of Civil Engineering, College of Engineering, the Pennsylvania State University ; Commonwealth of Pennsylvania, Dept. of Environmental Resources, Bureau of Resources Programming, 1974
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Government Document
Book
14
by Bellis, E. D.
[State College, Pa?] Pennsylvania State University, Institute for Research on Land and Water Resources, 1971
[State College, Pa?] Pennsylvania State University, Institute for Research on Land and Water Resources, 1971
Book
15
by Socolow, Arthur A.
Harrisburg, Pa. : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey, 1959
Harrisburg, Pa. : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey, 1959
Book
16
by Wheeler, A. G.
Harrisburg, Pa. Commonwealth of Pennsylvania, Dept. of Agriculture, Bureau of Plant Industry 1975
Harrisburg, Pa. Commonwealth of Pennsylvania, Dept. of Agriculture, Bureau of Plant Industry 1975
Book
17
by Sevon, William D.
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Office of Resources Management, Topographic and Geologic Survey, 1989
Harrisburg : Commonwealth of Pennsylvania, Dept. of Environmental Resources, Office of Resources Management, Topographic and Geologic Survey, 1989
Book
18
by Platt, W. G. (William Greenough)
Harrisburg, Board of Commissioners for the Second Geological Survey, 1881
Harrisburg, Board of Commissioners for the Second Geological Survey, 1881
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Book
19
by Strausser, Patricia R.
1976
1976
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Thesis
Book
20
by Delano, Helen L.
Harrisburg, [Pa] : Dept. of Conservation and Natural Resources, 1999
Harrisburg, [Pa] : Dept. of Conservation and Natural Resources, 1999
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Government Document
Book