Eicher, Don L.  1930- <br/><br/>
Geologic time / 
[by] Don L. Eicher 
 - Englewood Cliffs :  Prentice-Hall,  1968. 
 - viii, 149 p. :  illus ;  22 cm 
 - Foundations of earth science series .
<br/><br/>Bibliography: p. 143-145 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geological time.<br/>Geology, Stratigraphic.
<br/><br/><label>Dewey Class. No.: </label>551.701  / EIG 1968