How to keep your admiralty products up-to-date /  
United kingdom Hydrographic Office.  
 - 9th ed.  
 - Taunton, Somerset :   United Kingdom Hydrographic Office,    2016.  
 - 126 p. :   ill. ;   30 cm.  
 - Admiralty NP 294.  .
<br/><br/><label>ISBN: </label>9780707741734 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nautical charts. <br/>Aids to navigation. <br/>Biochemistry. 
<br/><br/><label>Dewey Class. No.: </label>623.89  / ADM