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scientist astronaut joseph kerwin

scientist astronaut joseph kerwin 22

scientist astronaut joseph kerwin performs spacewalk

scientist astronaut joseph kerwin performs spacewalk

scientist astronaut joseph kerwin 11

prime crew of the first manned skylab mission

prime crew of the first manned skylab mission

phoenix arizona metropolitan area

paul weitz works with the uv stellar astronomy experiment

paul weitz works with the uv stellar astronomy experiment

paul weitz looks over off duty recreational equipment

paul weitz looks over off duty recreational equipment

paul weitz lies in the lower body negative pressure device

paul weitz lies in the lower body negative pressure device

paul weitz during prelaunch training

paul weitz is suited up for skylab training

paul weitz is suited up for skylab training

paul weitz checks out the bicycle ergometer

paul weitz checks out the bicycle ergometer

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