Bowood, Richard <br/><br/>
Underwater exploration 
Richard Bowood ; illus. B. Knight 
 - Loughborough  Wills&Hepworth  1967 
 - 50 p.  illus.  18 cm. 
 - A Ladybird achievements book  series 601 .
<br/><br/><label>Dewey Class. No.: </label>910.9