Patton, William W.  1923- <br/><br/>
Reconnaissance geology of the northern Yukon-Koyukuk province, Alaska / 
by William W. Patton. 
 -- Washington :   United States Government Printing Office,   1973 
 - 17 p. -- 
 (Geological Survey Professional Paper  ;  774-A).
<br/><br/><label>Subjects--Topical Terms: </label><br/>Alaska<br/>Geología
<br/><br/><label>Universal Decimal Class. No.: </label>55(798)