Stratigraphic cross sections S-S' through V-V', showing electric logs of upper Cretaceous and older rocks, Powder River Basin, Montana and Wyoming /

Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Fox, J. E. (James Ellison), 1943-
Format: Government Document Map
Language:English
Published: Reston, Va. : The Survey ; 1993.
Series:Oil and gas investigations chart ; OC-138
Subjects:
Description
Item Description:Includes note and index maps.
Title on envelope incorrectly printed as: Statigraphic [sic] section S-S' through V-V'...
Cartographic material.
Physical Description:4 section groups on 2 sheets ; sheets 148 x 79 cm., folded in envelope 30 x 24 cm.