Arnold, Chester A . <br/><br/>
An Introduction to Paleobotany /  Textual Documents 
Chester A Arnold. 
 - 1st ed / 
 - New York :  McGraw - Hill book company ,  1947. 
 - 433p ;  23 cm. 
<br/><br/><label>Subjects--Index Terms: </label>Botany T/G-Botany 
<br/><br/><label>Dewey Class. No.: </label>561  / Ar 64 In