Frost, A. <br/><br/>
Practical navigation for second mates :  including chartwork to cover the practical navigation and chartwork papers for D.O.T. certificates Class V, Class IV and Class III / 
by A. Frost. 
 - 5th ed. 
 - Glasgow :  Brown, Son & Ferguson,  1981 
 - ix, 281 p. :  ill. ;  21 cm. +  hbk. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0851743978 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Navigation
<br/><br/><label>Dewey Class. No.: </label>623.89