Ege, Lennart <br/><br/>
Balloons and airships 

 - N.Y.  Macmillan  1974 
 - 234 p.  Col.ill 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air craft
<br/><br/><label>Dewey Class. No.: </label>623.743  / E32