Preliminary note on the study of the Ukhta Officon Area

Field, P.Preliminary note on the study of the Ukhta Neuthentine Area: (read-in 14 Nov. In the meeting to discuss issues related to the study and development of Ukhta oil fields in the Pechora region) / Mountain.Ing.P. Field.- St. Petersburg: Type."Russia", 1908. -24 p., 1 l.pl.: Tab .. -.I. Maister, Alexander Karlovich.Electronic Source: PB