Where are these pictures from?

I received these old pictures of Papua New Guinea from Jason Nitz in Australia, who received them from his uncle, John Nitz, however, the problem is that neither Jason, John nor me can identify the places?

Do these places look familiar to anyone out there?

You can comment at the bottom of this posy or drop me a line at malumnalu@gmail.com or mobile (675) 6849763.

Malum