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1
by Wagner, Walter Richard, 1928-1974
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
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2
by Neuman, Robert B., 1920-
Washington, U.S. Govt. Print. Off., 1967
Washington, U.S. Govt. Print. Off., 1967
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3
by Brabb, Earl E., 1929-
Washington, U.S. Govt. Print. Off., 1967
Washington, U.S. Govt. Print. Off., 1967
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4
by Simmons, George Clarke, 1923-
Washington : U.S. Govt. Print. Off., 1967
Washington : U.S. Govt. Print. Off., 1967
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5
by Thompson, Richard Rogers
Harrisburg, [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey] 1963
Harrisburg, [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Topographic and Geologic Survey] 1963
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6
by Carter, Claire
Washington : U.S. Govt. Print. Off., 1977
Washington : U.S. Govt. Print. Off., 1977
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7
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
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8
by Black, Douglas F. B.
Washington, U.S. Govt. Print. Off., 1965
Washington, U.S. Govt. Print. Off., 1965
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9
by Ross, Reuben James, 1918-
Washington, [D.C.] : U.S. G.P.O., 1963
Washington, [D.C.] : U.S. G.P.O., 1963
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10
by Spelman, Allen R.
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
Harrisburg [Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geologic Survey] 1966
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11
by Weir, Gordon W. (Gordon Whitney), 1922-2011
Washington, U.S. Govt. Print. Off., 1965
Washington, U.S. Govt. Print. Off., 1965
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12
by Ross, Reuben James, 1918-
Washington, [D.C.] : U.S. G.P.O., 1964
Washington, [D.C.] : U.S. G.P.O., 1964
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13
by Ross, Reuben James, 1918-
Washington, U.S. Govt. Print. Off., 1967
Washington, U.S. Govt. Print. Off., 1967
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14
by Parsley, Ronald L.
Washington, D.C. : U.S. G.P.O., 1981
Washington, D.C. : U.S. G.P.O., 1981
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15
by Neuman, Robert B., 1920-
Washington : U.S. Govt. Print. Off., 1964
Washington : U.S. Govt. Print. Off., 1964
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16
by Urbanek, Adam, Towe, Kenneth M.
Washington, Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] 1974
Washington, Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] 1974
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17
by Smith, Norman Dwight, 1941-
1967
1967
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Thesis
Book
18
by Pojeta, John, Jr
Washington, U.S. Dept. of the Interior, U.S. Govt. Print. Off., 1971
Washington, U.S. Dept. of the Interior, U.S. Govt. Print. Off., 1971
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19
by Fettke, Charles R. (Charles Reinhard), 1888-1959
[Harrisburg Commonwealth of Pennsylvania] Dept. of Internal Affairs, Topographic and Geologic Survey, 1948
[Harrisburg Commonwealth of Pennsylvania] Dept. of Internal Affairs, Topographic and Geologic Survey, 1948
This item is not available through EZBorrow. Please contact your institution’s interlibrary loan office for further assistance.
Book
20
by Yochelson, Ellis L. (Ellis Leon), 1928-2006
Washington, U.S. Govt. Print. Off., 1968
Washington, U.S. Govt. Print. Off., 1968
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