The Physical Review Online Archive  is the American Physical Society's (APS) online archive for Physical Review Letters, Reviews of Modern Physics, and Physical Review A-E. It contains all APS journal articles published from 1893-2004. Each January, another year is added to the archive. The journals of the APS embody the mission of the Society "to advance and diffuse the knowledge of Physics."  Read more about the Physical Review Journals. For more quality resources, visit the Physics Subject Guide.