Technician inserting liquid nitrogen, LBT Mt. Graham, AZ

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Technician inserting liquid nitrogen to avoid misbalancing of the telescope, optical telescope, Large Binocular Telescope, LBT, Mt. Graham International Observatory.

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Size: 3557px × 5476px
Location: Arizona, Pinalleno Mountains, United States
Photo credit: © inga spence / Alamy / Afripics
License: Licensed
Model Released: No

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