Headstrom, Richard. <br/><br/>
Adventures with a hand lens / 
Richard Headstrom. 
 - New York:  Dover Publications,  1976. 
 - 220 p. :  ill.,  20 cm. 
<br/><br/><label>ISBN: </label>0486233308 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nature study.<br/>Magnifying glasses.
<br/><br/><label>Dewey Class. No.: </label>500.9