The deserts of the Rev. Neil and the chronological description of the Nilovo desert in the Ostashkovsky district of the Tver lip...

The deserts of the Rev. Neil and the chronological description of the Nilovo desert in the Ostashkovsky district of the Tver lips.- -.-Not earlier than 1842 Agreement No. 24 of 02/12/2016 category 41 manuscripts of the works of members of the Russian Geographical Society and individual documents in the Tver province, case 4..Electronic copy source: PB