Stokes, William Lee,  1915- <br/><br/>
Essentials of earth history  an introduction to historical geology 
W. Lee Stokes 
 - 4th ed. 
 - Englewood Cliffs, N.J  Prentice-Hall  c1982 
 - xiv, 577 p.  ill  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Historical geology
<br/><br/><label>Dewey Class. No.: </label>551.7