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Holiday shopping helps support the AAVSO

You can help support the AAVSO and get your holiday shopping done quickly and conveniently by simply clicking on this amazon button right now. The AAVSO will receive 5% or more of the price on anything you buy and it doesn't cost you a penny! What could be better, or easier?

AAVSO 49 Bay State Rd. Cambridge, MA 02138 617-354-0484