Statistics for occurrence #1 of “Mr. Sullivan” in chapter 1 of Medford Historical Society Papers, Volume 7.:

...an 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 various ways. Several passages were made to different points, towing loaded boats, and the General Court being in session, the mem...
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