Davy, Humphry: The collected works of Sir Humphry Davy.Early miscellaneous papers, from 1799-1805 : with an introductory lecture, and outlines of lectures on chemistry, delivered in 1802 and 1804 / [Humphry Davy] ; edited by his brother John Davy. London : Smith, Elder and Co., 1839-1840 : 2(1839-). London : Smith, Elder and Co., 1839