• FIRST AID CONTEST, MINERS' UNION DAY (b) 142

    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 THIS PLACE CLEAN b 010

    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
  • HEY, WHAT YA GOT IN THE BAG, GRUMPY? 164

    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
  • NOTICE! 147

    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 DOWN! WIN IT! 114

    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
  • NO HOLD! 092

    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
  • HE IS HERE! 150

    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
  • SLABS; ONE UP & ONE DOWN 217

    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
  • YOU PROTECT 014

    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
  • HEY, YOU! 087

    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 STRADDLE DRILL! OH! NO! 055

    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
  • GOAL: NO FALLS ANYWHERE! 067

    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 THIS PLACE CLEAN a 009

    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
  • WASH 'EM OUT - Completely! 131

    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
  • LET'S CALL A HALT 198

    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
  • 44th Annual FIRST AID CONTEST 020

    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 LOT DEPENDS ON THE SPOTTER! 221

    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
  • PROTECT PASSERS-BY! PREVENT TRAIN WRECKS! 210

    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 SAVED! 108

    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 (tiger) 138

    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