Valerian Valerianovich Obolensky was a Russian Bolshevik revolutionary, Marxist theorist, Soviet politician, economist, and professor of the Agricultural Academy of Moscow.
Georgy Leonidovich Pyatakov was a Ukrainian revolutionary and Soviet politician. He was a leading Bolshevik in Ukraine during and after the Russian Revolution of 1917.
Pyatakov in 1922
Pyatakov after his arrest in 1915
Pyatakov in 1916
The recuperating Vladimir Ulyanov with Georgy Pyatakov, a future leader of the Left Opposition, in Gorky, 1922