Mattick, Robert E. <br/><br/>
Geophysical studies in the Yuma area, Arizona and California, 
by R. E. Mattick, F. H. Olmsted, and A. A. R. Zohdy 
 - Washington,  U.S. Government of Printing Office,  1973 
 - iv, 36 p.  :  ill. (5 fold. in pocket) ;  29 cm. 
 - Geophysical field investigations Geological Survey professional paper  726 D .
<br/><br/>Bibliography: p. 36 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Arizona--Yuma Region<br/>Geophysics--Arizona--Yuma Region<br/>Groundwater--Arizona--Yuma Region
<br/><br/><label>Dewey Class. No.: </label>551