al trip to EllicottsMills. In 1830 there were twenty-three milesof railway in the United States, which wasincreased the next year to ninety-hve; in 1835,to 1,098; in 1840, to nearly three thousand.— Fcter Coopers Loconwtive, 1829 Ihyailts HistOiy of tllC Ullltcd StdtcS, Jo/. /J\ /J. ji^. In 1900,… … TELEGRAPH. It was not till as late as 1840 that the magnetic telegraph wasinvented. Nov,there are 933, i 53 miles of wire in operation. The
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