Hansley, Paula L. <br/><br/>
Petrology, diagenesis, and sedimentology of oil reservoirs in Upper Cretaceous Shannon Sandstone Beds, Powder River Basin, Wyoming / 
by Paula L. Hansley and C. G. Whitney 
 - Washington, D.C. :U.S. Government Printing Office,  1990 
 - v, 33 p. :  ill. ;  28 cm. 
 - U.S. Geological Survey bulletin ;  1917 .
<br/><br/> A multidisciplinary approach to research studies of sedimentary rocks and their constituents and the evolution of sedimentary basins--both ancient and modern 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroleum--Geology--Wyoming--Steele Shale<br/>Geology, Stratigraphic--Cretaceous
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Steele Shale (Wyo.)
<br/><br/><label>Dewey Class. No.: </label>553.2809787