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Minnesota Digital Library

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1. Adams Mine, Eveleth, Minnesota

2. Adriatic Mine location, Mesaba, Minnesota

3. Adriatic Mine, Mesaba, Minnesota

4. Aerial view of Spruce dump slide, Eveleth, Minnesota

5. A. Guthrie & Company camp, Corsica Mine, Biwabik, Minnesota

6. A. Guthrie & Company camp, Corsica Mine, Biwabik, Minnesota

7. A. Guthrie & Company camp, Corsica Mine, Biwabik, Minnesota

8. A. Guthrie & Company, Corsica Mine, Biwabik, Minnesota

9. A. Guthrie & Company, Corsica Mine, Biwabik, Minnesota

10. A. Guthrie & Company, Corsica Mine, Biwabik, Minnesota

11. A. Guthrie & Company Corsica Mine, Biwabik, Minnesota

12. Air compressors used at Leonidas Mine, Eveleth, Minnesota

13. Albany Milling Pit looking east, Hibbing, Minnesota

14. Albany Mine, Hibbing, Minnesota

15. Alpena Mine in Virginia, Minnesota

16. Alpena Mine, Virginia, Minnesota

17. American Institute of Mining Engineers inspect Hull-Rust mine, Hibbing, Minnesota

18. Ash chutes on steam shovels, Eveleth, Minnesota

19. Ash pan on steam shovels

20. Attendees of a general safety committee meeting, Eveleth, Minnesota

21. Automatic switch at the Spruce stockpile, Eveleth, Minnesota

22. Automatic switch at the Spruce stockpile, Eveleth, Minnesota

23. Automatic warning bell for cage hoists, Leonidas, Minnesota

24. Automatic warning bell for cage hoists, Leonidas, Minnesota

25. Automatic warning bell for cage hoists, Leonidas, Minnesota