Special Offer - Advancing Variable Star Astronomy
If you haven't bought your copy of Advancing Variable Star Astronomy, the history of the AAVSO from pre-1911 to 2011, now is your chance to get an autographed copy. For donations of $150.00 or more you will receive a copy signed by author Michael Saladyga and AAVSO Director, Arne Henden. This offer is good for as long as they last or until December 31, 2013.
Donate now and get the book!