America’s private eye, the Pinkerton National Detective Agency avails itself to a wide berth of cases. Created in 1850 by Allan Pinkerton, the Chicago police detective and his agents-for-hire first gain national prominence chasing...

Over a two-year period in the 1860s, infamous train robbers the Reno Gang stole the equivalent of $9 million dollars, until an act of vigilantism stopped them in their tracks.

America’s private eye, the Pinkerton National Detective Agency avails itself to a wide berth of cases. Created in 1850 by Allan Pinkerton, the Chicago police detective and his agents-for-hire first gain national prominence chasing...