Gans, Roma. <br/><br/>
Rock collecting / 
by Roma Gans ; illustrated by Holly Keller. 
 - New York :  Crowell,  1984. 
 - 28 p. :  ill. 
 - Let's-read-and-find-out science book .
<br/><br/> Explains how to start a rock collection and how to recognize igneous, metamorphic, and sedimentary rocks. 
<br/><br/> P-2. 
<br/><br/><label>ISBN: </label>0690042663 (lib. bdg.) :  $9.89 0690042655 :  $9.95 
<br/><br/><label>LCCN: </label>83046170 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks--Collectors and collecting.
<br/><br/><label>Dewey Class. No.: </label>552