Brown, Stanley B., Ed. <br/><br/>
Many worlds - vol. 12  discovery of galactic systems 

 - USA  Touchstone  1972 
 - 191p. 
 - Realm of science .
<br/><br/> Includes index ; The realm of science Part III - The nature of space ; Donated by Prof. Joshi C. Haran 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Galaxies<br/>Radio astronomy<br/>Realm of science -- Discovery of galactic systems<br/>Science<br/>Stars<br/>Universe