Anyone who can tell day from night can learn to be an amateur astronomer. This self-paced handbook will guide you through moon cycles, constellations, planets, seasons, and more. This book was written to accompany an innovative new kind of armillary sphere called The Horizon Globe. See www.HorizonGlobe.us for details. Find out why top universities around the country are using The Horizon Globe. Includes chapters covering latitude.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.