WILKINS, Homer C. <br/><br/>
The geiger counter: a module on radioactivity and nuclear physics 
/ by Hormer C.Wilkins 
 - New York  McGraw-Hill Book Co.  1975 
 - 35 p. 
<br/><br/><label>ISBN: </label>70017395 
<br/><br/><label>Dewey Class. No.: </label>539.774  / WIL