Many thanks to Carl, Robert, Daniel (and others hourly more numerous) for pointing the way to LIST.COM in reply to my query. Carlo \__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__\__ Carlo Caballero Assistant Professor College of Music, 301 UCB The University of Colorado Boulder, CO 80309 U.S.A. thyrsus@xxxxxxxx