Depositional history of Triassic rocks in the area of the Powder River Basin, northeastern Wyoming, and southeastern Montana /
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Washington, D.C.?] : Denver :
U.S. G.P.O. ; For sale by USGS Map Distribution,
1993
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| Series: | Evolution of sedimentary basins--Powder River Basin ;
ch. P U.S. Geological Survey bulletin ; 1917-P |
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