You are looking on one 8" by 10" 468 page softcover copy of "HORIZONS exploring the universe, third edition" by Michael A Seeds, printed in1989.This item is in faircondition with a little bit of soiling of the covers, some pages are stained with water and the first page has a mark with black color, all the pages are tight.Chapters include:the scale of the cosmos, the earth and the sky, the earth, moon and sun, the 99 years that changed astronomy astronomical tools,and much, much more. Thanks for Looking.A17***Powered by eCRATER
