Maintenance of airways facilities. 

 - [Washington, D.C.,  1971]. 
 - [54] p. 
<br/><br/> Feb. 11, 1971.  Cover title.  4to.  [Issued with perforations. Cancels AF P 6030.5, SM 6030.5, and 6031.3].  CRDP Program Historic Shelflist record. 
<br/><br/> Official use. Not available. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aeronautics--Safety regulations--United States.
<br/><br/><label>GPO Item No.: </label>0431-C-04 
<br/><br/><label>Gov. Doc. Class. No.: </label>TD 4.8/2:6000.15