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| Title | The reports of Grand Duke Mikhail Pavlovich Nikolai I, compiled by A.I.Philosopher during traveling abroad, mainly about innovations in the armament of foreign armies, with various applications |
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| Series | 1620-1914 |
| Fonds | Philosophers Alexey Illarionovich (1799-1874), Adjutant General, teacher of the Grand Dukes of Nikolai and Mikhail Nikolayevichs, temporary military governor of St. Petersburg |
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