NASA Project Mercury astronaut candidate Lt. Hal R. Crandall, USN undergoes a treadmill test at Wright-Patterson Air Force Base, Ohio. Subject walks at a constant rate on a moving platform which is elevated one degree each minute. Test continues until heart beat reaches 180 beats per minute. Hal Crandall walks bare feet on the treadmill.
NASA Project Mercury astronaut candidate, Major John H Glenn,Jr., USMC, undergoes a centrifuge test at Wright-Patterson Air Force Base, Ohio.
NASA Project Mercury astronaut John Glenn undergoes a centrifuge test at Wright-Patterson Air Force Base, Ohio. Technicians strap astronaut into centrifuge chamber. The Centrifuge rotates on axis in a circular motion. Doctors examine John Glenn after the test.
NASA Project Mercury astronaut candidate, Lieutenant M. Scott Carpenter, USN, undergoes a centrifuge test at Wright-Patterson Air Force Base, Ohio. Technicians strap astronaut into centrifuge chamber.
NASA Project Mercury astronaut Lieutenant M. Scott Carpenter, USN, undergoes a centrifuge test at Wright-Patterson Air Force Base, Ohio. Technicians strap astronaut into centrifuge chamber. The centrifuge rotates on axis in a circular motion.
NASA Project Mercury astronaut candidate M. Scott Carpenter undergoes a centrifuge test at Wright-Patterson Air Force Base, Ohio. Doctor examines instrument strapped on astronaut's chest. Mercury astronaut undergoes the test.
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