While doing due diligence on finding out how many local Dollar Trees had the square solar lights I used in another post(2 of the 5 I checked had them) I found another couple of things that could be used indirectly in our modeling.
One is two different Solar Stair step lights. I can see these put up on border fencing or buildings where the track runs up next to them. They would illuminate the trains at night when they rolled past them.
The other is a copper mesh panel I found in the kitchen supply aisle. I am using parts of this on a 1/24 truck I am installing roof racks on. Other uses could be found for this raw material that costs only