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Telegraph Key Used by Theodore Haubner to Send the First "SOS" Distress Signal on August 11, 1909

J.H.Bunnell & Company1892/1905

The Henry Ford

The Henry Ford
Dearborn, MI, United States

In 1909, telegraph operator Theodore Haubner sent the first American ship-to-shore wireless distress signal -- SOS -- using this telegraph key. Haubner was aboard the SS Arapahoe off Cape Hatteras, North Carolina, when it became disabled.

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  • Title: Telegraph Key Used by Theodore Haubner to Send the First "SOS" Distress Signal on August 11, 1909
  • Creator: J.H.Bunnell & Company
  • Date: 1909-08-11
  • Date Created: 1892/1905
  • Location: United States, New York, New York City, Manhattan, United States, North Carolina, Cape Hatteras, Diamond Shoals (sand bar)
  • Subject Keywords: Haubner, Theodore D., Arapahoe (Ship), Clyde Steamship Company, Distress signals, Firsts, Steamships, Telegraphs, Telegraph keys
  • Type: Objects
  • Contributor: The Henry Ford
  • Original Source: Digital Collections
  • Patent Date: 1909
  • Object Name: Telegraph key
  • Object ID: 68.2.3
  • Inventor: Theodore Haubner
  • Invention: SOS Signal
  • Image ID: THF101950
  • Field: Radio
  • Credit: From the Collections of The Henry Ford. Gift of Dorothy S. Haubner.
The Henry Ford

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