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Manhattan Project National Historical Park

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Mound Science and Energy Museum Association

Soviet Sleeper Agent Stole American Atomic Bomb Secrets

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Who was the real spy who gave the Soviet Union Nuclear Secrets Klaus Fuchs #oppenheimer #nuclearwar

History Revealed

New book (2021) Sleeper Agent George Koval US-born Russian Spy Posthumously Honored by Putin (2020)

CCCP КГБ Канал USSR KGB Channel

New book (2021) Sleeper Agent George Koval US-born Russian Spy Posthumously Honored by Putin (2007)

CCCP КГБ Канал USSR KGB Channel

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Wright Memorial Public Library

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Sleeper Agent: The Atomic Spy in America Who Got Away by Ann Hagedorn

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Sleeper Agent: The Atomic Spy in America Who… by Ann Hagedorn · Audiobook preview

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