Allan Pinkerton, Head of the Union Intelligence Service, Predecessor to the Secret Service, Helped Foil an Assassination Plot on Abraham Lincoln at his Inauguration [1661x1933]
![Allan Pinkerton, Head of the Union Intelligence Service, Predecessor to the Secret Service, Helped Foil an Assassination Plot on Abraham Lincoln at his Inauguration [1661x1933]](http://i1.minus.com/ibe4eNlxsRRMCp.jpg)
Posted Dec 2, 2012, 6:26 PM UTC
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Posted Dec 2, 2012, 6:26 PM UTC