Roscoe, Ken . <br/><br/>
Undersea Exploration /  Textual Documents 
Ken Roscoe. 
 - London :  Paul Hamlyn ,  1971. 
 - 158p. :  ill ;  18cm. . 
<br/><br/><label>ISBN: </label>0 600 00292 6 
<br/><br/><label>Subjects--Index Terms: </label>Prospecting & exploratory operations 
<br/><br/><label>Dewey Class. No.: </label>622.1  / B 719 Un