Parker, Gray W. <br/><br/>
A history of marine medium helicopter squadron 161 / 
by Gray W. Parker 
 - Washington, D.C. :  United States Government Printing Office,  1978 
 - vii, 47 p. :  ill. ;  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Military helicopters<br/>Aerospace engineering
<br/><br/><label>Dewey Class. No.: </label>629.134