Search Results - "Geology"

  • Showing 1 - 2 results of 2
Refine Results
  1. 1

    Thickness of Sussex sandstone member of the upper Cretaceous Steele shale, Powder River Basin, Wyoming and Montana by Geological Survey (U.S.)

    Published: The Survey, 1987
    Description: 1 map ; 55 x 55 cm, on sheet 78 x 79 cm.
    Government Document Microfilm Map
  2. 2

    Thickness of Parkman sandstone member of the upper Cretaceous Mesaverde Formation and the Redbird Silty member of the Pierre shale, Powder River Basin, Wyoming and Montana by Geological Survey (U.S.)

    Published: The Survey, 1987
    Description: 1 map ; 55 x 55 cm, on sheet 78 x 79 cm.
    Government Document Microfilm Map