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Astronaut John Glenn tests balance mechanism performance
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Astronaut John Glenn tests balance mechanism performance

S64-14849 (1962) --- Astronaut John H. Glenn Jr.'s balance mechanism (semi-circular-canals) is tested by running cool water into his ear and measuring effect on eye motions (nystagmus). Photo credit: NASA

Date
1962-02-01
Collection
JSC
Archive
NASA Image and Video Library
Type
photograph

Public domainsafest

Reason: a NASA work: not copyrighted in the United States.

Read from: NASA media usage guidelines: NASA material is not copyrighted in the US unless noted; no third-party credit or mark found.

Credit line

"Astronaut John Glenn tests balance mechanism performance" (1962-02-01). NASA/JSC. Public domain. https://images.nasa.gov/details/S64-14849

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