Page:Henry Adams' History of the United States Vol. 1 (wikilinked).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 belonged to the old Newcomen type, or to James 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