Economic note to the project of the facilities of the PiniG-Ust-Sysol Railway

Economic note to the project of the construction of the PiniG-Ust-Sysol Railway: (Plot of Moscow-Uktinskaya Zh.-D. Highway) / region.plan.COMMISSION AVT.oblastKomi.- Ust-Sysolsk: [Type.Komi ed-va], 1927. -II, 73 p.: Tab .. -Ex.: Without tit.l..-150 Ex..I. Mopp.Section of the USSR.Oblastcom.Komi ASSR.Electronic Source: PB