Northern Bulletin.1891, No. 10 (Oct.)

Northern Bulletin: Zhurn.lit.-scientificAnd polit.- St. Petersburg: B., 1887.Electronic Source: PB1891, No. 10 (Oct.): Year 6. - Type.V. Deckova, 1891. - [444] p.section.Pag.: Tab .. -Bibliogr.in a substrateNote.and in the text..Electronic Source: PB