Philosophical transactions of the Royal Society of London v. 62 (1772)
Royal Society of London, 1666
Part of: Philosophical transactions of the Royal Society of London
40. Discoverer of Oxygen
This essay was the first of many in which Priestley discovered many new gases, or "airs," which he then incorporated into the phlogiston theory that explained how things burn. The main discovery was that of oxygen, or what he called "depholgisticated air."