English and American tool buildersNote 161 — Chapter XI · THE RISE OF INTERCHANGEABLE MANUFACTUREReading edition“Memoir of Simeon North,” pp. 168-169.◇[162] Ibid., p. 160.◇Copy noteReturn to CHAPTER XI THE RISE OF INTERCHANGEABLE MANUFACTUREReturn to CHAPTER XI THE RISE OF INTERCHANGEABLE MANUFACTURE