@article{668138,
      recid = {668138},
      title = {The Real or Intrinsic par of exchange, between London and  the other cities on which negotiations in bills are usually  made; calculated from the actual assays made at the Mint,  by the accurate Sir Isaac Newton, of the several foreign  coins; whereof a table follows. ... [electronic resource].},
      publisher = {Printed for R. Willock, at Sir Isaac Newton's Head in  Cornhill,},
      address = {London :},
      pages = {1 sheet ;},
      year = {1731},
      note = {Reproduction of original from University of London's  Goldsmiths' Library.},
      url = {http://library.usi.edu/record/668138},
}