This foot note contained in document LJA01d078
5. Andrew Oliver prepared a list of forges and furnaces in Massachusetts in 1758, which shows the forge at Westford to be in the possession of “Keep.” Arthur C. Bining, British Regulation of the Colonial Iron Industry 126 (Phila., 1933).
Cite web page as: Founding Families: Digital Editions of the Papers of the Winthrops and the Adamses, ed.C. James Taylor. Boston: Massachusetts Historical Society, 2007.