Piasecki HUP-1

I recommend to use wire for installing of the stuff on the bottom.So you can align everything better and it becomes more durable. In my opinion is self adhesive aluminum foil the better choice for the seating (instead of PE). 

You can see the wire pieces for installing of that U- shaped parts. 

 

 

 

I was to fast with the painting. The aft area was in the most cases not IG but dark grey. The cabin and cockpit was in the most cases light gray.  

 

 

New research results after receiving a lot o pics. (Thx DF)🙂