Aye Ess. Masling obviously operated a DC3. That colour scheme looks very like the Air Niugini colour scheme?
Later:
That aircraft is ex Air Niugini. CN 9593: 42-23731, A65-13/VHCTL, VH-MMA, P2-MMA, P2-ANS, VH-MWQ. Internet indicates it may be flyable and owned by Hardy Aviation, NT.