Modeling the GNR?
The Society regrets we cannot answer your specific GN modeling questions. Your best bet would be to join the GN Online Discussion group and post your modeling question there. We provide the following links only as a courtesy so you may look elsewhere.
GN Models by Scott Thompson
GNRHS Reference Sheet #227 (Empire Builder)
Reference Sheet #28 (GN Color Schemes with Paint Chips)
GNRHS Modelers' Pages
Sold-Out GNRHS Kits
Also, here are some commercial modeling sites you may find useful:
Walthers - The Model Railroad Mall