Herald of the Imperial Russian Geographical Society.1857, Ch. 21

Herald of the Imperial Russian Geographical Society.- St. Petersburg: B. and., 1856. -.I. Irkutsk Regional Museum of Local Lore.Library.Electronic Source: PB1857, Ch. 21 / Ed.Ed.Forming the post of secretary O-V.P..- A type.Eduarda Prata, 1858. - [730] p.section.Pag.: Tab .. -Bibliogr.in a substrateNote.and in the text..I. Izobotov, VP ..Electronic Source: PB