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Olonets scientific expedition (1919-1927).
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Preliminary report on the work ... / Ros. hydrological institute. - Petrograd: B. and., 1921. -
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I. Hydrological Institute (Leningrad). |
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Source of the electronic copy: PB |
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1920 / Comp. early. expeditions G.Yu. Vereshchagin together with pr. her K.N. Davydov, A.M. Dyakonov, V.A. Petrov and others - 1921. -40 s .. -
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I. Dyakonov, A.M. .. II. Petrov, V.A. .. III. Vereshchagin, G.Yu. IV. Davydov, K.N. .. |
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Source of the electronic copy: PB |
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