A report and survey of the canal, proposed to be made on one level, from Waltham-abbey to Moorfields : also a report and survey, of a line, which may be continued from Marybone to the said proposed canal, in case any future design of navigation to that place, or the north side of London, from the rivers Thames or Coln, should ever take place / - Whitworth, Robert ([publisher not identified], 1773)