Sealy, Kenneth R. <br/><br/>
The geography of air transport / 
[by] Kenneth R. Sealy. 
 - [Revised ed.] 
 - London,  Hutchinson,  1966. 
 - 198 p.  maps, tables, diagrs.  22 cm. 
 - Hutchinson University Library, geography .
<br/><br/>Bibliography: p. [189]-192. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aeronautics, Commercial.
<br/><br/><label>Dewey Class. No.: </label>387.72  / SEG 1966