Materials for describing Russian rivers and the history of improvements to their shipping conditions.Ext.73. Materials to the pr...

Materials for describing Russian rivers and the history of improving their shipping conditionsExt.73: Materials to the project of the reconstruction of the Duke system Alexander Virtemberg / Ed.Waterways research bureau;MPS.Ex.int.waterways.- Petrograd: Catherine Type., 1917. -v, [1], 290 p., 11 l.Count., maps.: table .. -Bibliogr.in the text..I. Virtemberg, Alexander (Duke).II.Russia (1917, February-October).Management of internal waterways.III.Waterlist research bureau. 1.Territory (collection).Electronic copy source: PBOriginal storage: RSGMU