Lewis, J. L. (John L.) <br/><br/>
Radioactivity 
/ J. L. Lewis and E. J. Wenham  
 - Hong Kong :  Longman Group Ltd.,  1980 
 - 64 p.  
<br/><br/>Radioactivity; <br/>Evidence from cloud chambers;<br/>Electroscope and spark counter; <br/>The Geiger-muller tube;<br/>X-rays; <br/>Half life;<br/>Use of radioisotopes; <br/>Carbon dating; <br/>Uses in industry <br/> 
<br/><br/><label>ISBN: </label>0582322065 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics
<br/><br/><label>Dewey Class. No.: </label>539.752  / L5851