Retired Command Master Chief Petty Officer Chuck Maack, cryptologic technician, poses for a photo as a young sailor in 1952. Maack served in the Navy for 30 years and retired in 1979. He spent most of his career ashore and stateside, wherein his duties included operating cryptographic and related communication equipment involved in top secret intelligence.

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Size: 1159px × 1726px
Photo credit: © Ted Small / Alamy / Afripics
License: Licensed
Model Released: No

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