Discusses John Dalton's development of the atomic theory and the four main points of his theory. Includes references and a link to a quiz on Dalton's Atomic theory.

Article explaining the legacy of John Dalton. His research into gases led to his gas laws and then his proposed atomic model. The flaws in his atomic theory are discussed also. (Jan. 20, 2016)

This site from the Le Moyne University provides excerpts from Dalton's "A New System of Chemical Philosophy" published in 1808. Includes Dalton's table of atomic weights and and scanned atomic symbols.