Allen, John Robins, <br/><br/>
Heating and air conditioning 
[by] John R. Allen ... James Herbert Walker ... [and] John William James ... 
 - 6th ed. 
 - New York,  London,  McGraw-Hill Book Company, inc.,  1946. 
 - vii, 667 p.  illus., diagrs. (part double)  24 cm. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air conditioning.<br/>Heating.
<br/><br/><label>Dewey Class. No.: </label>697  / ALL