Showing 1 - 20 results of 476 for search '', זמן שאילתה: 0.12s Refine Results
  1. 1
    Report of the National Academy of Sciences

    סדרון
  2. 2
    The National Research Council in 1978 : current issues and studies /
    יצא לאור 1978

    ספר
  3. 3
    Annual of the National Academy of Sciences for 1863/64-1866
    יצא לאור 1865

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    ספר
  4. 4
    On the reduction of photographic observations,

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    ספר
  5. 5
    Biographical memoirs

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    Reference Material
  6. 6
    Organization and members

    כתב-עת
  7. 7
    Constitution and bylaws, April 26, 1983
    יצא לאור 1983

    ספר
  8. 8
    Claytonia Gronov : a morphological and anatomical study /
    מאת Holm, Theodore (Herman Theodor), 1854-1932
    יצא לאור 1905

    ספר
  9. 9
    On the application of interference methods to astronomical measurements /

    ספר
  10. 10
    On small differences of sensation /

    ספר
  11. 11
    On a method of precisely measuring the vibratory periods of tuning forks, and the determination of the laws of the vibrations of forks : with special reference of these facts and laws to the acttion of a simple chronoscope /
    מאת Mayer, Alfred M (Alfred Marshall), 1836-1897
    יצא לאור 1885

    ספר
  12. 12
    Description of an articulate of doubtful relationship from the tertiary beds of Florissant, Colorado /
    מאת Scudder, Samuel Hubbard, 1837-1911
    יצא לאור 1885

    ספר
  13. 13
    Memoirs of the National Academy of Sciences
    יצא לאור 1866

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    סדרון
  14. 14
    Memoirs of the National Academy of Sciences
    יצא לאור 1866

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    סדרון
  15. 15
    Report of the National Academy of Sciences for the year
    יצא לאור 1864

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    Government Document סדרון
  16. 16
    A study on the relation of atmospheric electricity, magnetic storms, and weather elements to a case of traumatic neuralgia

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    ספר
  17. 17
    Abstracts of papers presented at the scientific sessions

    סדרון
  18. 18
    New pathways in science and technology : collected research briefings, 1982-1984 /
    יצא לאור 1985

    ספר
  19. 19
    News report /
    יצא לאור 1951

    כתב-עת
  20. 20
    Report of the treasurer to the council : for the year ended December 31, 2000 /
    יצא לאור 2000

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    ספר
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