"..clinging to the webbing trying to stay between the floor and ceiling of a Dakota in the late 60's..."
I have rather fond memories of the side saddle Goonies and the guys that flew them with the center isle full of cargo. I didn't think they were that bad!
Maybe frightening for you then, when you were so young in the 1960s?
Working at the Porgera mine, or a long term PNG pilot?