December 18, 1975: This is no casual swim: astronauts Carolyn Griner, Ann Whitaker, and Mary-Helen Johnston train in the Neutral Buoyancy Simulator to help design new experiments to conduct in the challenging environment of space.
December 18, 1975: This is no casual swim: astronauts Carolyn Griner, Ann Whitaker, and Mary-Helen Johnston train in the Neutral Buoyancy Simulator to help design new experiments to conduct in the challenging environment of space.
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