Hirsh Richard F <br/><br/>
Glimpsing on invisible universe :The emeergence of x-ray astronomy 

 - Cambridge  Cambridge university          1983 
 - viii,186p.  cm. ill 
<br/><br/> Appendix p. 
<br/><br/><label>Standard No.: </label>37865 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Astronomy<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B9:(C53), M3