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Frederic L. Pryor
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Frederic L. Pryor

American political prisoner
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Learn about this topic in these articles:

  • Rudolf Abel, from a Soviet postage stamp, 1990.
    Rudolf Abel

    …was exchanged for Powers and Frederic L. Pryor, an American student who had been held without charge in East Germany since August 1961.

    Read More

    …was exchanged for Powers and Frederic L. Pryor, an American student who had been held without charge in East Germany since August 1961.

    Read More