Carmen Giunta of Le Moyne College maintains the Selected Classic Papers from the History of Chemistry Website. Papers from the history of chemistry are listed under the following subjects: Atomic hypothesis and discrete nature of matter; Electricity, electrochemistry, and electrolyte solutions; The electron and electronic structure of matter; Elements: nature, number, and discovery; Environmental chemistry; Gases; Periodic table and periodic law; Radioactivity and the nucleus; Thermodynamics; and Others. An alphabetical listing is also available to aid in locating a particular paper. Among the most recent additions are an electronic version of the 1803 article on the solubility of gases in water by John Dalton and an 1877 excerpt on the discovery of gallium by Paul Emile Lecoq de Boisbaudran.