Image caption on page 93 of the book US National Library of Medicine: "An Application Technology Satellite-1 (ATS-1) antenna next to a Native Health Clinic, established by the US Department of Health Education and Welfare, Public Health Service, Galena, Alaska, ca. 1970. This technology, combined with the Teletypewriter Exchange System, or TWX, enabled the library to pioneer long-distance medical education and consultation."
The National Library of Medicine believes this item to be in the public domain. (More information)