Aircraft metal propeller blade failure. 

 - [Washington, D.C.,  1974]. 
 - v. 
<br/><br/> 9-12-74.  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Propellers--Accidents.
<br/><br/><label>Gov. Doc. Class. No.: </label>TD 4.8/5:20-37 B