Page:Henry Adams' History of the United States Vol. 1.djvu/81

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70
HISTORY OF THE UNITED STATES.
Ch. 2.

dragged society forward. What but scepticism could be expected among a people thus asked to adopt the steamboat, when as yet the ordinary atmospheric steam-engine, such as had been in use in Europe for a hundred years, was practically unknown to them, and the engines of Watt were a fable? Latrobe's Report further said that in the spring of 1803, when he wrote, five steam-engines were at work in the United States,—one lately set up by the Manhattan Water Company in New York to supply the city with water; another in New York for sawing timber; two in Philadelphia, belonging to the city, for supplying water and running a rolling and slitting mill; and one at Boston employed in some manufacture. All but one of these were probably constructed after 1800, and Latrobe neglected to say whether they 1 belonged to the old Newcomen type, or to Watt's manufacture, or to American invention; but he added that the chief American improvement on the steam-­engine had been the construction of a wooden boiler, which developed sufficient power to work the Phil­adelphia pump at the rate of twelve strokes, of six feet, per minute. Twelve strokes a minute, or one stroke every five seconds, though not a surprising power, might have answered its purpose, had not the wooden boiler, as Latrobe admitted, quickly decom­posed, and steam-leaks appeared at every bolt-hole.

If so eminent and so intelligent a man as Latrobe, who had but recently emigrated in the prime of life from England, knew little about Watt, and nothing