Koestler, Arthur,  1905- <br/><br/>
The sleepwalkers :  a history of man's changing vision of the universe / 
Arthur Koestler. 
 - London :  Hutchinson,  1964. 
 - 623 p. ;  20 cm. 
<br/><br/> with an introduction by Herbert Butterfield. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Religion and science--History of controversy.