Celebrating the 400th Anniversary of telescopes! By Stephen P. Maran and Laurence A. Marschall. Galileo's New Universe Book ISBN 978-1-933771-59-5Regular price: $14.95Sale price: $10.95 Star Store E-mail: cescstore@yahoo.com Telephone: 1-708-456-0300, Ext. 3294 Fax: 1-708-583-3153