Bibliographic Details
Main Author: |
Froelich, A. J. (Albert Joseph), 1929- |
Corporate Authors: |
Pennsylvania. Bureau of Topographic and Geologic Survey,
Geological Survey (U.S.) |
Other Authors: |
Daniels, David L. (David Lee), 1937-,
Morin, Roger H. |
Format: | Government Document
Microfilm
Book
|
Language: | English |
Published: |
[Denver, Colo.] :
Dept. of the Interior, U.S. Geological Survey : [Books and Open-File Reports Section, distributor],
[1987?]
|
Series: | U.S. Geological Survey open-file report ;
87-671.
|
Subjects: | |