Towse, Donald Frederick. <br/><br/>
Subsurface geology of south-central North Dakota. 

 - Grand Forks,  1952. 
 - 23 p.  2 maps, 2 diagrs.  23 cm. 
<br/><br/> "Reprinted in part from Proceedings of the North Dakota Academy of Science, vol. VI, pp. 26-34, 1952." 
<br/><br/>Bibliography: p. 11. 
<br/><br/><label>LCCN: </label>gs 52000264  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--North Dakota.
<br/><br/><label>LC Class. No.: </label>QE149  / .T6 
<br/><br/><label>Dewey Class. No.: </label>557.84