Nautical chart symbols, abbreviations, and terms  chart no. 1, United States of America 
prepared jointly by Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Service, Department of Defense, Defense Mapping Agency, Hydrographic/Topographic Center. 
 - 9th ed., Jan. 1990. 
 - [Washington, D.C.?]  The Service  [1990] 
 - 99 p.  col. ill.  28 cm. 
<br/><br/> Shipping list no.: 90-251-P.  Includes index. 
<br/><br/><label>Source: </label>WOBZC 1  DMA 
<br/><br/><label>LCCN: </label>ocm21742583  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nautical charts--Symbols.
<br/><br/><label>GPO Item No.: </label>192 
<br/><br/><label>Gov. Doc. Class. No.: </label>C 55.402:Sy 6