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  • Journals, Magazines, Newspapers

    The Observer's handbook

  • Journals, Magazines, Newspapers

    North Pacific groundfish observer manual

  • Journals, Magazines, Newspapers

    North Pacific groundfish observer manual

  • Journals, Magazines, Newspapers

    Sky watch

    Sky watch (Cambridge, Mass.)
  • Journals, Magazines, Newspapers

    Astronomical handbook for Southern Africa

  • Journals, Magazines, Newspapers

    SkyNews

  • Journals, Magazines, Newspapers

    Das Himmelsjahr

  • Journals, Magazines, Newspapers

    Astronomical handbook for ...

  • Journals, Magazines, Newspapers

    Marine surface observations

  • Journals, Magazines, Newspapers

    Circular

    Circular (United States. Weather Bureau)