1. Some account of the letheon, or, Who is the discoverer? Author(s): Warren, Edward. Publication: Boston : Dutton and Wentworth, printers, 1847 Subject(s): Ether -- therapeutic useAnesthetics, Inhalation -- therapeutic useIntellectual PropertyMorton, W. T. G. (William Thomas Green), 1819-1868.Jackson, Charles T. (Charles Thomas), 1805-1880.