Manly, Peter L. <br/><br/>
The 20-cm Schmidt-Cassegrain Telescope  A Practical Observing Guide /  [electronic resource] : 
Peter L. Manly. 
 - Cambridge :  The University Press,  2012 
 - 1 online resource (284 p.) 
<br/><br/>Includes bibliographic references and index 
<br/><br/><label>ISBN: </label>9780511564901 (ebook) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Schmidt telescopes.