Title | Letter O. V. Struve (from Pulkovo) P. A. Valuev on sending him information about observations of the passage of the planet of Venus |
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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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