You can see a lamp on a vertical pole in front of the sailor at the railing beside the life boat. It is in the stowed position and would be tilted out at night.
https://www.navsource.org/archives/10/15/1015045803.jpg
There are several lamps on 4-5foot poles surrounding the funnel, and one lamp on a very tall pole at the bottom right in this pic.
https://www.navsource.org/archives/09/12/09120612.jpg
You can see several lamps on the top decks in this pic. On bridge top, center. On fwd and aft edges of funnel structure.
https://www.navsource.org/archives/09/12/09120701.jpg
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