Amateur telescope making  book three 
edited by Albert G. Ingalls                                     
 - U S A  Scientific American  1974 
 - viii, 646p. 
<br/><br/> Donated by Mrs. Bappu 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomical Telescopes<br/>Astronomy and Astrophysics Thesaurus
<br/><br/><label>Universal Decimal Class. No.: </label>520.2  / ING-3