Ryabov V.N. Water supply in the collective farm.

Lugar:		Moscow
Año:		1939
Idioma:		Russian

Ryabov V.N. Water supply in the collective farm. In Russian (ask us if in doubt)/Ryabov V.N. Ustroystvo vodosnabzheniya v kolkhoze. Collective Farm Library. To the All-Union Agricultural Exhibition. M. Central Institute of Sanitary Education of the People's Commissariat of Health of the USSR, 1939. 24 p. SKUalbde97db20f9497baa.