Statistics for occurrence #1 of “Concord, N. H.” in chapter 1 of Medford Historical Society Papers, Volume 7.:

... years and her testimony is in the highest degree credible. After various experimental voyages through the canal, Mr. Sullivan made the ascent of the Merrimack river in his steamboat, and reached Concord, N. H. , on June 15, 1819. It must have been a gala day there, as also those following, for during his stay of a week, Mr. Sullivan exhibited his steamboat Merrimack, and its capacity for service in variou...
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Concord, N. H. (New Hampshire, United States) 524 1 126 1 0 user votes

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