Ronan, Colin A. <br/><br/>
Optical Astronomy 
Colin A. Ronan                                              
 - London  Phoenix House  1964 
 - 68p. 
 - Progress of Science Series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomical Techniques<br/>Astronomy and Astrophysics Thesaurus<br/>Optical Astronomy
<br/><br/><label>Universal Decimal Class. No.: </label>520  / RON