Lit track display shows number sequence for signals etc. and track layout to operator. Signals display red, yellow or green. GCSF track from top to bottom right With siding SE of tower. SP Sunset Route from R to L in front of tower. With siding W of tower
Oh the stories these special buildings could tell. Originally the brains of the rails they monitored, working to insure effecient rail service for our nation! A tribute!