1. A dissertation on the chymical properties and exhilarating effects of nitrous oxide gas: and its application to pneumatick medicine ; submitted as an inaugural thesis for the degree of doctor of medicine Author(s): Barton, William P. C. (William Paul Crillon), 1786-1856 Publication: Philadelphia : Printed for the author, at the Lorenzo Press, 1808 Subject(s): Nitrous Oxide