This Proceedings contains the papers from the third maryland Astrophysics Conference. The most current information on the large-scale properties of the Milky Way. Collected data is from space-borne observatories like the Cosmic Background Explorer (COBE), the Rontgen Satellite (ROSAT), and the Compton Gamma-Ray Observatory (CGRO). Topics include the Galactic Center, Local Environment, Infared Emission, Interstellar Medium, Energetic Particles and Fields, Outer Galaxy, Disk/Halo, Dark Matter, Bulge/Bar and Dynamics. Those involved in astrophysics, Libraries, Observatories