



Various steel mills, metal melting, steel rolling, manufacture of parts, etc.
Metal, Heavy industry
1965-1975




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry




Metal, Heavy industry