Airspace utilization considerations in the proposed construction alteration, activation & deactivation of airports. 

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<br/><br/> 4/4/78.  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Airspace (Law)--United States.
<br/><br/><label>Gov. Doc. Class. No.: </label>TD 4.8/5:70-2 C