Audible Aids / 
By Internal Dictionary of Aids to  Marine Navigation 
 - France:  Association Internationale De Signalisation Maritime International Association of Lighthouse Authorities,  1970. 
<br/><br/> Chapter 3, Audible Aids. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dictionary
<br/><br/><label>Dewey Class. No.: </label>623.8903  / A84954