Q. Wrote:
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>
> Is the round light on the number board a class
> light, and does it duplicate the other class
> lights mounted up front?
Yes, except the class lights built into the train indicator boxes had green and red lenses that were manually placed in front of the clear bulb that displayed "white" as opposed to the portable, externally mounted ones that could only display "white" or "green."
Jeff Polston has an excellent web page about them:
[
www.jeffpolston.com]