Robertson, Don. <br/><br/>
Design and make expedition equipment / 
by Don Robertson. 
 - LOndon :  The Duke of Edinburg's Award,  c1989. 
 - 264 p. : ;  21 cm. 
<br/><br/><label>ISBN: </label>0905425081 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pattern design.