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1
by Sherrill, R. E. (Richard Ellis), 1899-1952
[Harrisburg, Pa.] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geological Survey, 1939
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”[Harrisburg, Pa.] : Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geological Survey, 1939
Book
2
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1992
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1992
Government Document
Book
3
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1990
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1990
Government Document
Book
4
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1988
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1988
Government Document
Book
5
by Harper, John A.
Harrisburg, Pa. : Pennsylvania Bureau of Topographic and Geologic Survey, 1989
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania Bureau of Topographic and Geologic Survey, 1989
Government Document
Book
6
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1982
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1982
Government Document
Book
7
8
by Piotrowski, Robert G.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1979
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1979
Government Document
Book
9
by Lytle, William S.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1975
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1975
Government Document
Book
10
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1987
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1987
Government Document
Book
11
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1985
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1985
Government Document
Book
12
by Lytle, William S.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1973
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1973
Government Document
Book
13
by Lytle, William S.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1974
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1974
Government Document
Book
14
by Heyman, Louis, Cozart, Cheryl L.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1978
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1978
Government Document
Book
15
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1981
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1981
Government Document
Book
16
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1984
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1984
Government Document
Book
17
by Lytle, William S.
Harrisburg, PA. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1965
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, PA. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1965
Government Document
Book
18
by Lytle, William S.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1977
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geologic Survey, 1977
Government Document
Book
19
by Harper, John A.
Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1986
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa. : Pennsylvania, Bureau of Topographic and Geological Survey, 1986
Government Document
Book
20
by Lytle, William S., Heyman, Louis, Kelley, Dana R.
Harrisburg, Pa : Pennsylvania, Bureau of Topographic and Geological Survey, 1971
“...Progress report (Pennsylvania. Bureau of Topographic and Geologic Survey) ;...”Harrisburg, Pa : Pennsylvania, Bureau of Topographic and Geological Survey, 1971
Government Document
Book