Quenched hadron spectroscopy with improved staggered quark action

Claude Bernard Department of Physics, Washington University, St. Louis, MO 63130, USA Tom Blum Department of Physics, Brookhaven National Lab, Upton, NY 11973, USA Thomas A. DeGrand Physics Department, University of Colorado, Boulder, CO 80309, USA Carleton DeTar, Craig McNeile Physics Department, University of Utah, Salt Lake City, UT 84112, USA Steven Gottlieb Department of Physics, Indiana University, Bloomington, IN 47405, USA Urs M. Heller SCRI, Florida State University, Tallahassee, FL 32306-4130, USA James Hetrick Physics Department, University of the Pacific, Stockton, CA 95211-0197, USA K. Rummukainen NORDITA, Blegdamsvej 17, DK-2100 Copenhagen Ø, Denmark Bob Sugar Department of Physics, University of California, Santa Barbara, CA 93106, USA Doug Toussaint Department of Physics, University of Arizona, Tucson, AZ 85721, USA