Buy the AAVSO Centennial History book directly from the AAVSO!
The AAVSO has 100 copies of Advancing Variable Star Astronomy that we are selling at the discounted rate of $80. So please order from the AAVSO store and help support the organization. We have the books in stock for immediate shipment.
But wait, there's more! If you add an order for one of our limited edition Centennial T-Shirts, we will take $15 off your total order at checkout.