Worlds within worlds :  a journey into the unknown / 
Michael Marten. 
 - New York :  Rinehart,  1977. 
 - 208 p. :  ill. ;  28 cm. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0030194210 
<br/><br/><label>LCCN: </label>7771380  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history--Miscellanea--Pictorial works.<br/>Science--Miscellanea--Pictorial works.