En
Ru| Title | Letters of Ivan Fedorovich Aprilia Mother Anastasia Ivanovna Apreleva |
|---|---|
| Series | Personal documents, correspondence and documents related to the official and social activities of the count Boris Petrovich, Peter Borisovich, Nikolai Petrovich and Dmitry Sheremetevs |
| Fonds | Шереметевы, графы |
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