@article{507157,
      recid = {507157},
      author = {Walcot, Humphry.},
      title = {Sea-water made fresh and wholsom [electronic resource].},
      address = {[London?,},
      pages = {1 sheet ;},
      year = {1702},
      note = {Advertisement for an "Engine" to be used aboard ships for  converting salt-water; the engine invented by William  Walcot.},
      url = {http://library.usi.edu/record/507157},
}