Ward, Lester Frank,  1841-1913. <br/><br/>
Status of the Mesozoic floras of the United States. 

 - Washington,  Govt. print. off.,  1905. 
 - 2 v.  cxix pl. (incl. maps) diagrs.  31 cm. 
<br/><br/><label>LCCN: </label>gs 05000904  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plants, Fossil--United States.<br/>Paleobotany--Mesozoic.
<br/><br/><label>LC Class. No.: </label>QE75  / .W7 vol. 48