http://Странник Безфамильный/ ([identity profile] Странник Безфамильный) wrote in [personal profile] chispa1707 2015-01-24 10:29 am (UTC)

железо

применение стальных балок (более прочных, чем железные).....сочетал железо и сталь.. (с)-МОЖНО ПОПОДРОБНЕЕ ? а то я Чернова 25 лет уж в руках не держал.
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