Levy David H. (Jarnac Observatory Arizona) - David Levy's Guide To Variable Stars - Paperback Ska Not only will one of

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Levy David H. (Jarnac Observatory Arizona) - David Levy's Guide To Variable Stars - Paperback Ska Not only will one ofBinding: Paperback Description: Variable stars are fascinating objects to observe; found all over the sky they change in brightness over time and can be seen with even the most basic of equipment. Variable star astronomy is one field in which amateur astronomers can still make significant contributions to science and in this highly accessible book David Levy teaches the reader how variable stars work and how to observe them. Using simple non technical