Statistics for occurrence #1 of “Maple Meadow Brook” in chapter 1, section c.1.1, page 3 of Medford Historical Society Papers, Volume 7.:
In some intervals they had to be filled upwards of one hundred feet in width to a depth of ten feet to form the canal bed before the embankments were made.
This difficulty overcome and Maple Meadow Brook (the source of Ipswich River) crossed, a loop, called the Ox-bow, had to be made around a hill.
Much of the work was through a sandy soil, but in various places its course could not avoid ledges ...
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