Koenig, John W.  1920- <br/><br/>
Midcontinent Pennsylvanian Edestidae, 
by John W. Koenig. 
 - Rolla, Mo.,  1965. 
 - 25 p.  illus.  23 cm. 
<br/><br/>Bibliography: p. 23-25. 
<br/><br/><label>LCCN: </label>gs 67000216  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleontology--Middle West.<br/>Paleontology--Pennsylvanian.<br/>Edestidae--Middle West.
<br/><br/><label>LC Class. No.: </label>QE131  / .A25 no. 33