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https://www.nsa.gov/Press-Room/Digital-Media-Center/Biographies/Biography-View-Page/Article/1623033/capt-laurance-safford-usn/
CAPT Laurance Safford, USN > National Security Agency/Central Security Service > Biography View Page
About CAPT Laurance Safford, USN, the "father of U.S. Navy cryptology.",
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