Long ago, people observed comets, asteroids and meteorites with wonder and fear. What were these unusual rocks that dropped from the sky, strange lights that flashed and glowed, and craters that... This description may be from another edition of this product.
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.