Harris, J.
Geological investigation of the Hum Gap road, Mendi, Southern Highlands District by J. Harris. - [Port Moresby] Dept. of Lands, Surveys and Mines 1971. - 6 leaves ill., maps. - Note on investigation 71-015. .
Investigation no. 71422.
Roads--Design and construction--Papua New Guinea--Mendi Region.
Engineering geology--Papua New Guinea--Mendi Regio.
Geological investigation of the Hum Gap road, Mendi, Southern Highlands District by J. Harris. - [Port Moresby] Dept. of Lands, Surveys and Mines 1971. - 6 leaves ill., maps. - Note on investigation 71-015. .
Investigation no. 71422.
Roads--Design and construction--Papua New Guinea--Mendi Region.
Engineering geology--Papua New Guinea--Mendi Regio.