Symbols and abbreviations used in admiralty. 

 -  The United Kingdom Hydrographic Office.  2005 
 - 75 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-0-7077-4048-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nautical charts.
<br/><br/><label>Dewey Class. No.: </label>M 912.0148 Sy6 2005