Materials on the reconstruction of the water supply of the city of St. Petersburg.[Issue].(Study of the water of Lake Ladoga, Ga...

Materials on the reconstruction of the water supply of the city of St. Petersburg.- St. Petersburg: St. Petersburg.City type., [1906-1907].-.1. Territory (collection).Electronic copy source: PBOriginal storage location: SZ UGMS[Issue]: (Study of the water of Lake Ladoga, Gatchina and other key sources).-1906. -[3], 36-71 p.: table .. -Adj.To the "Izvestia of the St. Petersburg City Duma."Ext.2. - Ex.: Without region..1. Territory (collection).Electronic copy source: PBOriginal storage location: SZ UGMS