Wiswall, C. Gil <br/><br/>
Investigating earth :  a geology laboratory text / 
C. Gil Wiswall, Charles H. Fletcher III. 
 - 2nd ed. 
 - Dubuque, Iowa :  Wm. C. Brown Pub,  c1997. 
 - x, 276p. : col. ill. ; 28 cm. 
<br/><br/><label>ISBN: </label>0697266737 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences--Laboratory manuals.<br/>Geology--Laboratory manuals.<br/>Earth.