Ch. 1 to specification for airport light bases, etc. 

 - [Washington, D.C.,  19--?]. 
 - v. 
<br/><br/> AC # 150/5345-42 C.  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Airports--Lighting--Equipment and supplies--United States.--Specifications
<br/><br/><label>Gov. Doc. Class. No.: </label>TD 4.8/5:150/5345-42 C