Over, William H.  1866-1956. <br/><br/>
Amphibians and reptiles of South Dakota, 
by William H. Over. 
 - Vermillion, S.D.,  1923. 
 - 34 p.  illus. 
<br/><br/> At head of title: South Dakota Geological and Natural History Survey. Freeman Ward, State Geologist.  Bulletin, University of South Dakota, ser. XXIII, no. 10. October, 1923. 
<br/><br/><label>LCCN: </label>gs 24000079  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Reptiles--South Dakota.
<br/><br/><label>LC Class. No.: </label>QE163  / .A3 no. 12