Tikhvin.Observations.1931. March.Table of meteorological observations

Tikhvin.Observations1931. March: table of meteorological observations / Main exercise.Hydrometeorol.Service of the USSR at the Council of People's Commissars of the USSR.- 1931. - [4] p.: table .. -Manuscript text..I. USSR.The Main Directorate of the Hydrometeorological Service 1.Territory (collection).Electronic copy source: PBOriginal storage location: SZ UGMS