Owens, Gordon L. <br/><br/>
The Precambrian surface of Ohio, 
by Gordon L. Owens. 
 - Columbus,  1967. 
 - i, 8 p.  fold. col. map.  26 cm. 
 - Ohio. Division of Geological Survey. Report of investigations,  no. 64 .
 - Report of investigations (Ohio. Division of Geological Survey) ;  no. 64. .
<br/><br/> Cover title.  Text and map issued in portfolio. 
<br/><br/>Bibliography: p. 3. 
<br/><br/><label>LCCN: </label>gs 67000300 //r882 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Ohio.<br/>Geology, Stratigraphic--Precambrian.<br/>Borings--Ohio.
<br/><br/><label>LC Class. No.: </label>QE151  / .A186 no. 64 
<br/><br/><label>Dewey Class. No.: </label>557.71/08 s