Secrist, Mark Howard. <br/><br/>
Laboratory manual for general geology :  physical and historical / 
Mark Howard Secrist. 
 - New York :   Macmillan,  c 1935. 
 - xv, 295 p. :   ill. ;  29 cm. 
<br/><br/>Includes bibliography. 
<br/><br/>318  318 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Geology -- Textbooks.
<br/><br/><label>Dewey Class. No.: </label>550 / S25l