Thomas, Lewis  1913-1993 <br/><br/>
The medusa and the snail :  more notes of a biology watcher / 
By L. Thomas. 
 - New York :  The Viking Press,  1980. 
 - X, 175 p. ;  21 cm. 
<br/><br/> To Beryl, with love  First published in 1979 by The Viking Press 
<br/><br/><label>ISBN: </label>0-670-46568-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--Addresses, essays, lectures<br/>Medicine--Addresses, essays, lectures