Paul Francis with his SpriraFlex machine, now being used by NASA to provide exercise to astronauts in space.
Paul Francis with his SpriraFlex machine, now being used by NASA to provide exercise to astronauts in space. TALIS BERGMANIS KANSAS CITY STAR
Paul Francis with his SpriraFlex machine, now being used by NASA to provide exercise to astronauts in space. TALIS BERGMANIS KANSAS CITY STAR