I am an inhabitant of power, and my name is Steam. I was generated in the visible world in the year 1700, and since that time have been gradually increasing in power until now, at the present moment, I have an amount of pressure amounting to more than 600,000 horse-power. I have become a great public servant, and I have been employed to move carriages on railways, and ships on canals and seas; to watch at certain portions of time, and to indicate the pressure of my own power; to establish a uniform rate of public travelling, and to convey messages speedily from one part of the country to another. I have been employed to labour in the mines, and to assist in the pursuits of husbandry; I have been made to serve as a motive power in the
