Generation of optical surfaces 
edited by K. G. Kumanin 
 - London  The Focal Library  1962 
 - 476p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NASA thesaurus<br/>Optical instruments<br/>Optical surfaces<br/>Optics
<br/><br/><label>Universal Decimal Class. No.: </label>535.8  / GEN