File:Great Helen Mine, Michipicoten, An Iron Surface Mine - The Soos of to-day, American and Canadian - the key to the Great Lakes.jpg
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![File:Great Helen Mine, Michipicoten, An Iron Surface Mine - The Soos of to-day, American and Canadian - the key to the Great Lakes.jpg](https://upload.wikimedia.org/wikipedia/commons/thumb/b/b2/Great_Helen_Mine%2C_Michipicoten%2C_An_Iron_Surface_Mine_-_The_Soos_of_to-day%2C_American_and_Canadian_-_the_key_to_the_Great_Lakes.jpg/732px-Great_Helen_Mine%2C_Michipicoten%2C_An_Iron_Surface_Mine_-_The_Soos_of_to-day%2C_American_and_Canadian_-_the_key_to_the_Great_Lakes.jpg?20220124032957)
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