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FBI Case Files

These case files cover important investigations by an agency of the US government later known as the FBI, called the Bureau of Investigation. They include tales of espionage during World War I, case files for German aliens who were politically suspect, records pertaining to Mexican neutrality, and reports dealing with alleged violations of Federal laws. Serious, as well as far-fetched accounts will give you a fresh insider's perspective to the history of this time period.…More

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Source Information

The National Archives

Investigative Case Files of the Bureau of Investigation 1908-1922. Original data from: The National Archives

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Great resource for history buffs, students and researchers who need primary sources.

— Lifehacker