• Soroptimist Holiday BALL 074

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • FINGER RINGS ARE DANGEROUS THINGS AT WORK! 175

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • Butter Fingers 042

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • HANDS OFF! 069

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • BLOCK and PROP (b/w) 154

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • INVEST IN SAFETY! 075

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • A LIFE AT STAKE!(?) 032

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • 2 of a Kind! b 016

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • FALLS (b) 172

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • Autumn Fantasia Charity Ball 003

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • LEARN FIRST AID(?) 197

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • VENTILATE AND STAY ALERT! 130

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • Santa's SAFETY SLANTS! 111

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • TOO LATE! PREVENT FIRES! 209

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • 2 of a Kind! c 017

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • CAN'T BAR IT DOWN 043

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • PREVENT FIRES! 101

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • HEADS UP! BAR DOWN! 073

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • TIGHTEN UP! 127

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
  • POWER CABLE Safety 096

    Powers, John J

    The safety posters were designed and printed specifically for the safety department of the Anaconda Copper Mining Company. Unique by creator and location, the posters are a treasure to the city of But…

    View Full Item  in World Museum of Mining
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