-
1by Willard, Bradford, 1894-Subjects: “...Geology Pennsylvania Dauphin County....”
Published 1939
Book -
2
-
3by Trexler, J. Peter, 1926-Subjects: “...Geology Pennsylvania Dauphin County Maps....”
Published 1968
Government Document Map -
4by Trexler, J. Peter, 1926-Subjects: “...Geology Pennsylvania Dauphin County Maps....”
Published 1968
Government Document Map -
5Geologic map of the Tower City quadrangle, Schuylkill, Dauphin, and Lebanon counties, Pennsylvania /by Wood, Gordon H. (Gordon Harry), 1919-Subjects: “...Geology Pennsylvania Dauphin County Maps....”
Published 1968
Government Document Map -
6
-
7by Wood, Gordon H. (Gordon Harry), 1919-Subjects: “...Coal Geology Pennsylvania Dauphin County Maps....”
Published 1968
Government Document Map