VanSickle, Gordon H.,  1930- <br/><br/>
An atomic-absorption method for the determination of gold in large samples of geologic materials, 
by Gordon H. VanSickle and Hubert W. Lakin. 
 - Washington  [U.S. Govt. Print. Off.]  1968. 
 - iii, 4 p.  27 cm. 
 - United States. Geological Survey. Circular  561 .
 - Geological Survey circular ;  561. .
<br/><br/>Bibliography: p. 3-4. 
<br/><br/><label>LCCN: </label>gs 68000339 //r85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gold--Assaying.<br/>Spectrophotometry.
<br/><br/><label>LC Class. No.: </label>QE75.C5  / no. 561 
<br/><br/><label>Dewey Class. No.: </label>669.9/52/2