Grant, George Abernethy Alexander <br/><br/>
The ship's compass, : including general magnetism, theory, practice and calculations relating to magnetic and gyro compasses 

 -  Routledge and Kegan Paul  1970 
 - xii, 603 
<br/><br/><label>ISBN: </label>0710065221, 
<br/><br/><label>Dewey Class. No.: </label>Column-6