// todo need optimize like in event.jsp. Add indexing or not indexing this page. John Dalton (English chemist) proposed the atomic theory of matter. In Dalton's theory all matter is made up of indivisible spheres. (26 ene 1803 año – 26 ene 1880 año) (Cinta de tiempo)
John Dalton (English chemist) proposed the atomic theory of matter. In Dalton's theory all matter is made up of indivisible spheres. (26 ene 1803 año – 26 ene 1880 año)
