Waring, Gerald A.  1883- <br/><br/>
Geology of the Anthracite Ridge coal district, Alaska, 
by Gerald A. Waring. 
 - Washington,  U.S. Govt. Print. Off.,  1936. 
 - iv, 57 p. incl. illus., tables, diagrs.  14 pl. on 12 l. (incl. 3 fold. maps (in pocket) 5 fold. diagr. (in pocket)  28 cm. 
 - U.S. Geological survey. Bulletin  861 .
<br/><br/> At head of title: United States Department of the interior. 
<br/><br/>Bibliographical foot-notes. 
<br/><br/><label>LCCN: </label>gs 37000101  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Alaska.<br/>Coal--Alaska.
<br/><br/><label>LC Class. No.: </label>QE75  / .B9 no. 861