• LOOK NO HANDS FOR A SAFE GRIP! 199

    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
  • DON'T USE GASOLINE 178

    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
  • EYE SAVED! 171

    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 SAFE SHIFT... 146

    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
  • ACCIDENTS; SAFE PRACTICE DEMANDS... 068

    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
  • NEVER in SEASON 088

    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
  • SHOW and EXHIBIT 113

    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
  • VACATION Safety 230

    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 (c) 058

    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
  • HARD HATS 071

    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
  • BUTTE MINERAL & GEM SHOW 203

    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
  • Copper Fantasy Charity Ball 162

    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
  • OH, BOY! 186

    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
  • ACCIDENTS(!) 065

    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
  • MONTANA Centennial AMATEUR GOLF TOURNAMENT 033

    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
  • DON'T... 168

    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
  • KEEP HANDS CLEAR, HERE! 192

    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
  • UN-SCARE IT! 227

    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
  • IT'S WISE UP TIME! 076

    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
  • EVERY SECOND COUNTS AFTER AN EYE BURN 170

    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