2018-01-252018-01-25Unknownhttp://hdl.handle.net/2152.3/4930This image reflects William E. Thornton pushing on the Space Station prototype treadmill.TreadmillExerciseresearchSpace MedicineSpace StationpushingWilliam E. Thorntonprototype12.82 S87-49150 Space Station prototype TM, W.T. pushing