Утилизация малых падений воды

Kniga dlya selskogo hozyajstva, napisana inzhenerom-tehnologom, snabzhena risunkami i chertezhami. Izdanie dokazyvaet vazhnost voprosa ob ispolzovanii sily. This book, "Utilizatsiya malyh padenij vody dlya tselej osusheniya i orosheniya zemel", by V. Rostovtsev, is a replication of a book originally published before 1916. It has been restored by human beings, page by page, so that you may enjoy it in a form as close to the original as possible.