Around 1850 he formed Pinkerton's National Detective Agency, with the motto "We Never Sleep" and an unblinking eye as its symbol. This would lead to the description of independent detectives as ...

By his death in 1884, the founder of Pinkerton’s National Detective Agency (PNDA) had achieved near legendary status, with crime-bashing skills that attracted praise from the none other than Sir ...

and believed to have been in the service of the Pinkerton National Detective Agency, attempted to hang himself thrice in an hour In a cell at Worcester Police Headquarters to-night. He wandered ...

When, in 1925, Wisconsin ruled that private detectives might not detect without state licenses, the Pinkerton National Detective Agency, wounded, cried, “Unconstitutional!” Pinkerton had been ...

The film will chronicle Warne’s life as the first woman to become a detective for the famous Pinkerton National Detective Agency. Little is known about her life prior to joining the agency at ...

Around 1850 he formed Pinkerton's National Detective Agency, with the motto "We Never Sleep" and an unblinking eye as its symbol. This would lead to the description of independent detectives as ...