New Guinea [cartographic material] : preliminary detail plot, 1:50,000 /

Topographic map series of the Wabag-Mendi area, Papua New Guinea. Relief shown by shading and spot heights.; "Air photography, flown ... 1959."; "NMP/60/030."; Includes "Diagram showing approximate relationship of this sheet to 1:50,000 series."; "This preliminary detail plot has not been field checked. It is distributed at this stage and in this form in order that topographic information of some practical value may be available for immediate use".Preliminary detail plot, 1:50,000Wabag-Mendi are