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Astronomical Phenomena



  • Edward Aguado, Ph.D., Professor
    Department of Geography, San Diego State University
    5500 Campanile Drive
    San Diego, CA 92182-4493
    619-594-5930 Fax: 619-594-4938

  • Patrick McCarthy, President
    Astronomical Facts
    P.O. Box 87672
    Montgomery Village, MD 20886-7672
    202-486-0034 Fax:


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