Read the Dwarvin feature in the step-by-step article of MRR Magazine, written by Cody Grivno - and see how he replaces unused incandescent lamps with Dwarvin's Lamplighter System and Globe lamps.
Although to date all of our experience has been with only HO scale, we believe we are now positioned to enter the N-Gauge market and will have suitable lighting products on our product list in the very near future.
Ten years ago I would have resisted creating this lighting but the fiber optic approach makes it so easy to add a lamp, that lights are popping up all over the layout!