Blackburn Elbert F <br/><br/>
Basic air navigation 

 -  1944 
<br/><br/><label>Standard No.: </label>11,196 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INDUSTRIAL ARTS
<br/><br/><label>Dewey Class. No.: </label>MD53, H4