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    Antarctic field tests of SARSAT personal locater beacons / by Bindschadler, R. A. (Robert A.)

    Published 1987
    Online Access
    Government Document eBook
  3. 3

    Methods for facilitating the blind landing of airplanes / by Gloeckner, M. Heinrich

    Published 1932
    Government Document Book
  4. 4
  5. 5

    EPIRBs.

    Published 1993
    Government Document Book
  6. 6

    Recommended improvements for second generation 121.5/243 MHz ELT's by Wade, William R.

    Published 1983
    Government Document Microfilm Book
  7. 7
  8. 8

    Radionavigation systems.

    Published 1984
    Government Document Book
  9. 9
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    The development of fan-type ultra-high-frequency radio markers as a traffic control and let-down aid / by Metz, Henry Irwin, 1904-

    Published 1941
    Government Document Book
  11. 11

    COSPAS/SARSAT 406-MHz emergency beacon digital controller by Ivancic, William D.

    Published 1988
    Government Document Microfilm Book
  12. 12
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    Nondirectional beacon frequency congestion

    Published 1984
    Online Access
    Online Access
    Government Document Electronic eBook
  14. 14
  15. 15

    ATS6 radio beacon electron content measurements at Boulder, July 1974-May 1975 / by Fritz, R. B. (Richard Blair), 1936-

    Published 1976
    Government Document Book
  16. 16

    Safety in the air. March 17, 1937. -- Ordered to be printed.

    Published 1937
    Online Access
    Government Document Electronic eBook
  17. 17
  18. 18
  19. 19

    Safety in the air. June 15 (calendar day, June 20), 1936. -- Ordered to be printed.

    Published 1936
    Online Access
    Government Document Electronic eBook
  20. 20
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