TransliterationZimin N. Mekhanicheskie filtry dlya ochishcheniya vody dlya gorodskikh vodoprovodov. Iz doklada inzhenera N.P Zimina 4-mu Russkomu Vodoprovodnomu Sezdu:-Vodoprovodnaya ekskursiya po S.Amerike.
In EnglishZimin N. Mechanical filters for water purification for city water pipelines. From the report of engineer N.P. Zimin to the 4th Russian Water Congress: -Water tour of S. America. In Russian
$399