Translation of the inscription: "The train goes from the socialism station to the communism station.
(Lower graph) The graph of the executed movement of the left train: Iskra (newspaper) — 1900, December Revolution — 1905, Pravda (newspaper) — 1912, Socialism. (Top graph) The current schedule. The departure station is socialism, the arrival station is communism.
The experienced driver of the locomotive of the revolution — Comrade Stallion"
Explanation: In Marxist theory, the construction of socialism (that is, the full power of ordinary workers) follows first, and only then the movement towards an ideal society — communism