How do you send a smoke signal?

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  • "Smoke Signals of the Apaches.", 2008.
  • "Cardinals Struggle to Perfect Smoke Signals." The Associated Press, April 14, 2005. Pope -
  • Zimmerman, Damien. "The Great Wall of China.", December, 1997.­/ice/wall.htm
  • Tompkins, William. "Smoke Signals." The Inquiry Net, 2008.
  • "Smoke Signals.", 2008.
  • "Smoke Signals.", 2008.