Before the FBI went digital

Messy Nessy Chic has an interesting story about the FBI’s Fingerprint Factory:

In the 1920s, the bureau was only employing 25 workers to classify around 800,000 print cards, but by 1943, there were more than 20,000 employees sorting through 70 million fingerprints. At the height of wartime, the archives were so overwhelmed that the FBI eventually moved into an 8,000 square foot facility in the National Guard Armory in Washington D.C.

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