Purcell, J <br/><br/>
The Best Kept Secret: The Story of the Atomic Bomb 

 - New York:  The vanguard press,  1963. 
 - 188p.;  21cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Modern physics
<br/><br/><label>Dewey Class. No.: </label>539.7  / PUR