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Jyrkkäkoski (Sonkajärvi). Mylly ja uusi
masuuni. 1996. Mill (1940s) and new blast furnace (1874). |
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Jyrkkäkoski (Sonkajärvi). Siirretty paja.
1997. Reconstructed smithy. |
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Jyrkkäkoski (Sonkajärvi). Hiiliuunit. 1997.
Modern charcoal owens (1950s). |
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Jyrkkäkoski (Sonkajärvi). Masuuneja
restauroidaan. 1997. Restoration works of the two blast furnaces. |
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Jyrkkäkoski (Sonkajärvi). Ruukki 1900-luvun
alussa. Ironworks around 1900. |
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Jyrkkäkoski (Sonkajärvi). Restaurointitöitä
1997. Restoration works. |
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Jyrkkäkoski (Sonkajärvi). Uuden masuunin
alaosa. 1980. Lower part of the new blast furnace (1874). |
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Jyrkkäkoski (Sonkajärvi). Vanha masuuni.
1996. Ruins of the old blast furnace (1858). |