Instructions for the operation and maintenance of shelters and shelters of MPVO

Instructions for the operation and maintenance of shelters and shelters of MPVO / ch.Ex.local air defense of the NKVD of the USSR.- Moscow ;Leningrad: Publishing House of the People's Commissariat of the RSFSR, 1941. -60 p.: table .. -.I. USSR.The main thing islocal air defense. 1.People (collection).Electronic copy source: PBOriginal storage location: RSG