What government entity first employed infamous FBI director J. Edgar Hoover?
Library of Congress
The Library of Congress (“LOC”) is the research library that officially serves the United States Congress and is the de facto national library of the United States. It is the oldest federal cultural institution in the United States.
The Library is housed in three buildings on Capitol Hill in Washington, D.C.; it also maintains the Packard Campus in Culpeper, Virginia, which houses the National Audio-Visual Conservation Center.
Hoover worked as a messenger for the Library of Congress from 1913 until 1917, when, at the age of 22, he was admitted to the Washington D.C. bar and earned a position in the Department of Justice. Source: Library of Congress.