The Oklahoma Geological Survey,  its origin, scope and purpose. 

 - Norman, Okla.,  Democrat-Topic print,  1908. 
 - 12 p. 
 - Its Circular  no. 1 .
 - Oklahoma Geological Survey.  Circular  no. 1. .
<br/><br/><label>LCCN: </label>gs 08000436  
<br/><br/><label>Subjects--Corporate Names: </label><br/>Oklahoma Geological Survey
<br/><br/><label>LC Class. No.: </label>QE153  / .A3