Osip Piatnitskywent to Paris following the Prague party conference, where he trained as an electrician, then he returned to Russia in 1913, taking a job as an electrician in the town of Volsk in Saratov Oblast.
Osip Piatnitskywent to Paris following the Prague party conference, where he trained as an electrician, then he returned to Russia in 1913, taking a job as an electrician in the town of Volsk in Saratov Oblast.