1.
|
Los Angeles : J. Paul Getty Museum, 2000.
|
2.
|
Reston, VA : Dept. of the Interior, U.S. Geological Survey ; [Denver, Colo. : Books and Open-File Reports Section, distributor], 1993.
I 19.76: 93-350 |
|
3.
|
[Reston, Va.] : U.S. Dept. of the Interior, Geological Survey, 1978.
|
4.
|
|
5.
|
|
6.
|
|
7.
|
Buffalo, N.Y. ; Richmond Hill, Ontario : Firefly Books, 2007.
|
8.
|
Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, 1996.
I 19.76: 96-519 |
|
9.
|
Reston, VA : U.S. Dept. of the Interior, U.S. Geological Survey, 1996.
I 19.76: 96-518 |
|
10.
|
Washington : U.S. G.P.O. ; Denver, CO : For sale by U.S. Geological Survey, Information Services, 1999.
|