This article was published Nov 25, 2018.
This model clearly shows that 1/35 scale does not need to be big! See last picture with compare to both Gn15, 009 and 0 scale models.
The flywheels touch the ends of the opening in the frame. Easy to carve out 0.5mm in each side, but also easy to re-print. The piece holding the Halling 12mm gauge motor bogie in correct height from the rails needs to be a bit higher, but that can be done in a separate print. In all a successful print!