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Charles "Charlie" Hall, Hans Mark and Sy Syvertson holding Pioneer 10 Plaque | by NASA on The Commons

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Charles "Charlie" Hall, Hans Mark and Sy Syvertson holding Pioneer 10 Plaque

Description: (September 21, 1972) Charles "Charlie" Hall, Hans Mark and Sy Syvertson holding Pioneer 10 Plaque

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Credit: NASA
Image Number: A72-5621
Date: September 21, 1972

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Uploaded on September 21, 2015

Taken on September 21, 1972