us national economy

  • textile mills

    A textile mill is a manufacturing facility where textiles, or types of cloth, are produced or processed into finished products, such as clothing
  • steam boat

    A steamboat is a boat in which the primary method of marine propulsion is steam power, typically driving propellers or paddlewheels
  • cotton gin

    a machine from separating cotton from it's seed
  • Interchangeable Parts

    Interchangeable parts are parts (components) that are, for practical purposes, identical.
  • national road

    he National Road was the first major improved highway in the United States built by the federal government
  • erie canal

    An artificial waterway built across New York state in the early nineteenth century, linking Lake Erie and the Hudson River
  • mechanical reaper

    A mechanical reaper or reaping machine is a mechanical, semi-automated device that harvests crops.
  • steel plow

    It was used for farming to break up tough soil without soil getting stuck to it.
  • sewing machine

    a machine with a mechanically driven needle for sewing or stitching cloth