2018-12-192018-12-191982https://hdl.handle.net/2152.3/11001A side angle view of Dr. Thornton in street clothing, wearing the harness and gear for the Early Model Treadmill, a NASA image from 1982. He is standing on two bathroom scales that are sitting on top of the treadmill.Dr. William ThorntonSpace MedicinetreadmillexerciseresearchEarly Model