Jacobson, G. <br/><br/>
Slope stability problems on the Dreikikir to Wasisi road, East Sepik District /  by G. Jacobson. 

 - Port Moresby  Dept. of Lands, Surveys and Mines  [1972]. 
 - [2], 4 leaves, [5] leaves of plates  ill., maps;  30cm. 
 - Note on investigation  72-004. .
<br/><br/> "Investigation no. 72423" 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Slopes (Soil mechanics)--Papua New Guinea.<br/>Fills (Earthwork)--Papua New Guinea--East Sepik Province.<br/>Roads--Design and construction--Papua New Guinea--East Sepik Province.<br/>Roads--Embankments.