Unsworth, Walt,  1928- <br/><br/>
Everest:  a mountaineering history / 
Walt Unsworth. 
 - Boston :  Houghton Mifflin,  1981. 
 - xiv, 578 p., 64 p. of plates :  ill. (part col.). 
<br/><br/><label>ISBN: </label>0395313325 :  $30.00 
<br/><br/><label>LCCN: </label>88901591     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mountaineering--History.--Everest, Mount (China and Nepal)