James Oliver sold his first "chilled" plow in 1870--"chilled" because the cast iron was cooled quickly with water to harden the metal and strengthen the plow. And when Oliver Chilled Plow Works merged... 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.