National Archives of Karelia : Archival Mosaic of Karelian Culture | |
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"Laxman Eric (Kirill) Gustavovich (1737-1796)" E.G.Laxman"s inquiry to Administration of Olonetsky Petrovsky works about the history of mining and metallurgical industry in Olonets region. 1778
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National Archives of Karelia : Archival Mosaic of Karelian Culture | |