nder a disadvantage, but his work led up to a complete survey by an expert survey, Samuel Weston.
He found that the Merrimack River at Chelmsford was lower than the highest point the canal would traverse, instead of higher, as was at first supposedready for business, the first of its kind in America, the great enterprise of the time, but to Sullivan's scheme the Merrimack River was expected to contribute.
It is well to remember just here, that Lowell, Lawrence, Nashua and Manchester were tthe present Wedgemere station.
He then entered upon the manufacture of steam engines, to use upon the canal and the Merrimack river.
The writer finds no evidence of the construction of but one steam-boat; but of that has seen the receipted bill ofighest 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 f