Sen Katayama — Colleagues

Grigory Zinoviev

Grigory Zinoviev

1883 – 1936 · Age 52
Deceased
Karl Radek

Karl Radek

1885 – 1939 · Age 53
Deceased
Gevork Alikhanov

Gevork Alikhanov

1897 – 1938 · Age 41
Deceased