Langdon, William K, <br/><br/>
Movable insulation :  a guide to reducing heating and cooling losses through the windows in your home / 
by William K. Langdon ; illustrations by William Graham 
 - xix, 379 pages :  illustrations ;  24 cm 
<br/><br/>Includes bibliographical references (pages 352-358) and index 
<br/><br/> On title page: A guide to reducing heating and cooling losses through the windows in your home 
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<br/><br/><label>ISBN: </label>0878572988 9780878572984 0878573100 9780878573103 
<br/><br/><label>LCCN: </label>80011300 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dwellings--Insulation<br/>Windows
<br/><br/><label>LC Class. No.: </label>TH1715  / .L34 1980 TH1715  / .L34 1980 
<br/><br/><label>Dewey Class. No.: </label>693.8