Weber, B. <br/><br/>
Construction materials in the Morobe District 
by B. Weber 
 - [Port Moresby]  Dept. of Lands and Surveys  [1973] 
 - [5], 32 leaves, [30] leaves of plates (1 folded)  ill., maps  30cms 
 - Note on investigation  73-009 .
<br/><br/>Bibliography : leaf 32 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aggregates (Building materials)--Papua New Guinea--Morobe Province<br/>Gravel--Papua New Guinea--Morobe Province<br/>Road materials--Papua New Guinea--Marobe Province