The International Institute of Social History in Amsterdam has a set of portraits of exiled Russian anarchists from the Fléchine (Senya Fleshin) collection. (And an exiled Italian anarchist, Ghezzi.)
Details of the Fléchine collection are here:
Details of the collection of portraits are here:
These photos are housed at the International Institute of Social History, and they’d like a copy of any print publications they appear in (for their library). The initial identification work was done by the Kate Sharpley Library.
Can you put names of any other faces?