,
In the same room, we can see in that same session:

One more, the same room:

, where you can see (just above Alexandra's head) this one from 1898:

(I think that's the one.)
Let's continue. In those two:


,
you clearly see these four:




(I *think* right OT regiment and Alexei 1909 on Standart photo is here)
What is our conclusion - mostly formal and outdoor photos [on the Standart, Finland, at Livadia] were framed and attached to the walls in IF private rooms.
I will continue searching, but also would love to see if anyone else found something interesting to share.