Croneis, Carey,  1901- <br/><br/>
Down to earth :  an introduction to geology / 
by Carey Croneis and William C. Krumbein. 
 - Chicago, Ill. :  The University of Chicago Press,  1936. 
 - xviii, 501 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology.