Astronaut Hammond gets microgravity exercise on rowing machine

STS064-09-026 (9-20 Sept. 1994) --- Astronaut L. Blaine Hammond, STS-64 pilot, gets microgravity exercise on the rowing machine. This area of the space shuttle Discovery's middeck was also used for the treadmill exercising device. Blaine and five other NASA astronauts spent almost 11 days in Earth orbit in support of the mission. Photo credit: NASA or National Aeronautics and Space Administration