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Geology of the Irwin quadrangle, Bonneville County, Idaho
Irwin quadrangle, Bonneville County, Idaho, geologic map
1 map : color ; 58 x 42 cm., on sheet 78 x 80 cm., folded in envelope 30 x 24 cm.
by Daniel A. Jobin and Marvin L. Schroeder ; Department of the Interior, United States Geological Survey.
Includes description of map units, and cross section.
Map superimposed on aeriel photographic.
Miscellaneous field studies ; map MF-287