Guinn, Wiley A. <br/><br/>
VISTOL noise prediction and reduction   
by Wiley A. Guinn, Dennis F. Blakney and John S. Gibson 
 - Washington  Federal Aviation Ad.  1973 
 - ii, Sectional 
 - U.S. Federal Aviation Administration, Washington .
<br/><br/><label>Dewey Class. No.: </label>620.25  / N73