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  1. 1
    Space research
    出版 2001

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document 电子 杂志
  2. 2
    The Scientific results from the orbiting astronomical observatory (OAO-2),
    出版 1972

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    Government Document 图书
  3. 3
    Selected astronomical catalogs
    出版 1991

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    Government Document 序列
  4. 4
    Selected astronomical catalogs
    出版 1991

    Government Document 电子 序列
  5. 5
    Astronomical papers prepared for the use of the American ephemeris and nautical almanac
    出版 1879

    Government Document 序列
  6. 6
    Astronomical papers prepared for the use of the American ephemeris and nautical almanac
    出版 1879

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document 序列
  7. 7
    Astronomical papers prepared for the use of the American ephemeris and nautical almanac
    出版 1879

    Government Document 序列
  8. 8
    Astronomical papers prepared for the use of the American ephemeris and nautical almanac
    出版 1879

    Government Document 序列
  9. 9
    Astronomical papers prepared for the use of the American ephemeris and nautical almanac
    出版 1882

    Government Document 序列
  10. 10
    Ephemeris of the system III (1965) longitude of the central meridian of Jupiter /

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    Government Document 图书
  11. 11
    Skylab's astronomy and space sciences /
    出版 1979

    Government Document 图书
  12. 12
    Skylab's astronomy and space sciences /
    出版 1979

    Government Document 图书
  13. 13
    Skylab's astronomy and space sciences /
    出版 1979

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document 图书
  14. 14
    Skylab's astronomy and space sciences /
    出版 1979

    Government Document 图书
  15. 15
    Astronomical, magnetic and meteorological observations made during the year ... at the United States Naval Observatory
    出版 1895

    Government Document 序列
  16. 16
    Astronomical, magnetic and meteorological observations made during the year ... at the United States Naval Observatory
    出版 1895

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    Government Document 序列
  17. 17
    Astronomical observations made ... /
    出版 1846

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document 序列
  18. 18
    Publications of the United States Naval Observatory

    Government Document 序列
  19. 19
    Astronomical, magnetic and meteorological observations made at the United States Naval Observatory

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Government Document 杂志
  20. 20
    Astronomical and meteorological observations made during the year ... at the United States Naval Observatory
    出版 1883

    Government Document 序列
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