STAFF SGT. Stanton Yarbrough, a maintenance technician with the 1957th Information Systems Group (ISG), works on equipment at the Palehua Solar Observatory. The 1957th ISG also maintains radio communication between commanders, air bases and military forces throughout the Pacific area, and is responsible for data automation, telephone systems, power production, the Military Affiliated Radio System and various other responsibilities. Base: Oahu State: Hawaii (HI) Country: United States Of America (USA)

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