feb 24, 1850 - National Detective Agency
Description:
- The National Detective Agency, Is A Private Security Guard And Detective Agency Established In The United States By Scotsman Allan Pinkerton In 1850.
- In Around 1870 The National Detective Agency Began Photographing Criminals The First To Use This Techniques.
- Bullion mug shot mounted on Pinkerton's National Detective Agency identification card, (1893)
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