Weber, B. <br/><br/>
Sources of roadmaking aggregate in the Chimbu District / 
by B. Weber. 
 - Port Moresby :  Dept. of Lands, Surveys and Mines,  [1972]. 
 - [38] leaves, [18] leaves of plates :  ill., maps. 
 - Note on investigation  72-014. .
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<br/><br/><label>Subjects--Topical Terms: </label><br/>Gravel--Papua New Guinea--Simbu Province.<br/>Road materials--Papua New Guinea--Simbu Province.<br/>Aggregate (Building materials)--Papua New Guinea--Simbu Province.<br/>Limestone--Papua New Guinea--Simbu Province.