The device is powered submarines.Part 1

Beletsky, LAThe device submarines / People's Commissariat of the Navy of the USSR.- Moscow: Gos.mil.edition of the People's Commissariat of Defense of the USSR, 1938. -.I. USSR.People's Commissariat for Naval flota.1.People (collection).electronic copy Source: PBThe storage location of the original: TSVMBPart 1. - 1938. -115 [1] s..: Table, IL .. -On the region .: Military Publishing.Ind .: p Manuscript.litter..1. People (collection).electronic copy Source: PBThe storage location of the original: TSVMB