TransliterationN.N. Lamtev. Fotograficheskie obektivy i zatvory. Vypusk I. Prakticheskoe rukovodstvo dlya fotografov lyubiteley dlya izucheniya svoystv i kachestv obektivov i zatvorov.
In EnglishN.N. Lamtev. Photographic lenses and shutters. Issue I. A practical guide for amateur photographers to study the properties and qualities of lenses and shutters.
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