Seward, A.C. <br/><br/>
Plant life through the ages a geological and botanical reruspect  A.C. Seward. 

 - New York  Hafner  1959 
 - xxi, 603p.: ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plant ecology Plant evolution Botany.
<br/><br/><label>Dewey Class. No.: </label>581.9  / S24P