Civil air regulation governing :  rules of the air 

 - 61 pages ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aeronautics--Flights<br/>Aeronautics--Law and legislation<br/>Aeronautics--study and teaching
<br/><br/><label>Dewey Class. No.: </label>341.75675  / C49