Edgar W. Spencer <br/><br/>
Geologic maps    a practical guide to the interpretation and preparation of geologic maps 

 - New York<br/>  Macmillan  1993 
 - 146p 
<br/><br/><label>ISBN: </label>0024147400 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth sciences
<br/><br/><label>Dewey Class. No.: </label>550.0223  / SPE