Subjects: Montreal Mining Company; Iron mines and mining; Mining
تفاصيل العنوان
Subjects: Montreal Mining Company; Iron mines and mining; Scenes
Subjects: Montreal Mining Company; Iron mines and mining; Miners
Subjects: Montreal Mining Company; Iron mines and mining; Mine timbering
Subjects: Montreal Mining Company; Explosives; Iron mines and mining
Subjects: Montreal Mining Company; Iron mines and mining; Ore handling and transportation
