1.
|
Washington : U.S. Govt. Print. Off., 1975.
|
2.
|
Woods Hole, MA : U.S. Geological Survey, [1995]
I 19.76: 95-44 |
|
3.
|
[Denver, CO] : U.S. Geological Survey, [1995]
I 19.76: 95-75-G |
|
4.
|
[Reston, VA] : U.S. Geological Survey, [1998]
I 19.76: 98-216 |
|
5.
|
[Denver, CO] : U.S. Dept. of the Interior, U.S. Geological Survey : [Books and Open-file Reports Section, distributor, 1998]
I 19.76: 98-30 |
|
6.
|
Champaign, Ill. : Illinois State Geological Survey, 1999.
TN872.I3 I44 no.155 |
Map It |
|
7.
|
Washington : U.S. Government Printing Office ; Denver, CO : For sale by U.S. Geological Survey Information Services, 1998.
QE471.15.S25 P57 1999 |
Map It |
|
8.
|
[S.l.] : Illinois Geological Society : Indiana-Kentucky Geological Society ; Mount Vernon, IL : Available from Illinois Oil and Gas Assoc. ; Bloomington, IN : Available from Publications Section, Indiana Geological Survey, 1988.
|
9.
|
[Reston, VA] : U.S. Geological Survey ; [Denver, Colo. : Books and Open-File Reports Section, distributor, 1991]
I 19.76: 91-434 |
|
10.
|
Denver, CO : U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1991.
I 19.76: 91-307 |
|