Author Попов А.И. Description Popov, A.I. Work on the timber exchange / North. edges. in-t prom. research. - Arkhangelsk: OGIZ of the RSFSR. Sev. edges. Departure, 1931. -32 p. : il .. -10000 copies. . I. The Northern Regional Institute of Industrial Research (Arkhangelsk). Source of the electronic copy: PB Publisher ОГИЗ РСФСР. Сев. краев. отд-ние