Tikhvin.Observations.1937. May.Table of meteorological observations

Tikhvin.Observations.- [B.m., 1931-1948].-.1. Territory (collection).Electronic copy source: PBOriginal storage location: SZ UGMS1937. May: table of meteorological observations / Ex.One hydrometeorological.Services Leningrad.region.- 1937. - [4] p.: table .. -Handwritten text..I. Management of the Unified Hydrometeorological Service of Leningrad.Region 1.Territory (collection).Electronic copy source: PBOriginal storage location: SZ UGMS