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Ru| Title | Note M.I.Karnitsky on the conditions of the requested concession on the telephone device in Russia |
|---|---|
| Series | Archive of Count Petr Aleksandrovich Valuev |
| Fonds | Valuev Petr Alexandrovich, Earl (1814-1890). Minister of Internal Affairs, Minister of State Property, Chairman of the Committee of Ministers, member of the Council of State |
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