WOW, that should be a nice kit. I recall some building a smaller one of these, 72nd I think, for the FSM WW1 Aero GB. Looking at the site, they also have a late version planned which if I remember right is in the same scheme as the one done for the GB.
www.wingnutwings.com/.../product
I take it this is bigger than the Gotha.
I am a Norfolk man and i glory in being so
On the bench: Airfix 1/72nd Harrier GR.3/Fujimi 1/72nd Ju 87D-3