After 5 years of research the story about this unusual aircraft, with photos never published before, is now available and you can get it here:
http://consumersgo.to/b17fullstory.pdf size 2.3mb
The research is ongoing and I appreciate any comments, feedback and information about this project.
Gravity always wins!
I flew on that plane in 1947 from Copenhagen Kastrup to Cairo. From there on I flew Ethiopian Airlines DC3 to Addis Abeba.