These images are from the first test builds of this kit. MDF laser cut components form the body parts.
Side overlays for version with slatted sides - D.50A
Alternative ends - GCR & LNER
Door detail
End detail - some strapping to be added to both end and side.
Side view - lower door runners partially completed, more strapping to go on
After two unsuccessful attempts to model the steel underframe with brass etchings I admitted defeat. It was just too difficult to fix them together in prototype fashion. So I decided to use MDF laser cut parts. Here is the 3D model, used to check things out.
Etched brass overlays are used to add detail as below.
Original louvred version - D.50
