How tall is the world's tallest skyscraper? Why is the Leaning Tower of Pisa crooked? Who invented the elevator brake? To uncover the hidden facts behind everyday things, explore the secrets of True... 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.