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Invention of Metal Detectors - the Food Industry and more | Testrods.com
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Alexander Graham Bell developed a metal detector as a last ditch effort to locate a bullet lodged in the chest of American President James Garfield in 1881 | The Vintage News
UK: Father Found $875k Gold Coin on First Day With New Metal Detector
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Got my first metal detector today!! : r/metaldetecting
Metal detector - Wikipedia
Pin on Photo-Documents and Artifacts of History
The History of the Metal Detector: The #1 Resource - Diggers and Detectors
When was the first metal detector invented? - Quora
G.E (Genius Engineers) - MasKingTapE http://inventors.about.com/od/pstartinventions/a/Metal_Detector.htm In 1881, Alexander Graham Bell invented the first metal detector. As President James Garfield lay dying of an assassin's bullet, Alexander Graham ...
The world's first universal shaft. 50 detectors! | MD-Hunter Blog
First Texas Bounty Hunter 'Gold Digger' Metal Detector with Headphones | Country Door
Who Invented Metal Detector ?
Who Invented Metal Detector ?
:max_bytes(150000):strip_icc()/200480687-010-F-56b004c25f9b58b7d01f7b69.jpg "The History and Use of Metal Detectors")
The History and Use of Metal Detectors
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Presidential Trivia on Twitter: "In 1881, Dr. Alexander Graham Bell used the metal detector he invented to search for the bullet in President Garfield. The device is now part of the Smithsonian's
The history of metal detectors | Treasure Hunter 3D gold detector
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Local relic hunters find Civil War artifacts across the River Valley
Who Invented Metal Detector ?
Minelab Metal Detectors - Happy Trivia Tuesday! Question of the Day: What was the name of Minelab's FIRST metal detector and what year was it released? Your hint is below... | Facebook
How metal detectors work - Explain that Stuff
