The world has changed. Two hundred years ago most people lived in small rural communities. They walked or rode a horse when they traveled. Water wheels were their only source of power. Communication... 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.