Ley, Willy,  1906-1969 <br/><br/>
Dragons in amber :  Further adventures of a romantic naturalist / 
by Willy Ley. 
 - New York :  Viking Press,  [1951]. 
 - viii, 328 p. :  ill : maps, figs. ;  22 cm. 
<br/><br/> With index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history