North-East Sea Route to the Obi-Irtysh basin

Gavelka, F.I.The northeastern sea path to the Obi-Irtysh basin / Dr.I.Gavelka.- Prague: ed.Sibiryakov Islands in the Court of Council, 1927. -32 s .. -Bibliogr.In the settling.Note .. - Ex.: without tit.l..1. Territory (collection).Electronic copy source: PBOriginal storage location: NB Garf