Weber, B. <br/><br/>
Red Ridge Gravel as a construction material in Port Moresby / 
by B. Weber. 
 - [Port Moresby] :  Geological Survey,  1971. 
 - 7 leaves, 5 leaves of plates :  map. 
 - Note on investigation ;  71-025 .
 - Note on investigation (Geological Survey of Papua New Guinea) ;  71-025 .
<br/><br/> Investigation no. 71429 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aggregates (Building materials)--Papua New Guinea--Port Moresby.<br/>Gravel--Papua New Guinea--Port Moresby.<br/>Road materials--Papua New Guinea--Port Moresby.