Seward, A. C.  <br/><br/>
Fossil plants :  A text book for students of botany and geology Vol.2  / 
by A. C. Seward 
 - London :  Hafner Publishing Company ,  1919 . 
 - 624 p.  Hard Back 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psilotales<br/>Cordaitales<br/>Cycadofilices
<br/><br/><label>Dewey Class. No.: </label>561  / SEW-F V.2