Add to ORKGRecorded during a live performance at Dalton Center Recital Hall, Western Michigan University, Kalamazoo, Michigan, December 5, 1990, 2:00 p.m., the 159th concert of the School of Music’s 1990-1991 season.1st work: Jeff Wardlaw, alto trombone ; Dorothy Vogel, piano. 2nd work: Christine Helferich, soprano ; Elaine Houseman, piano. 3rd work: Mischa Zupko, piano. 4th work: Christopher C. Nigrelli, trombone ; Janlee Rothman, piano.Information from performance program.Concerto for trombone. Allegro assai / Georg Christoph Wagenseil -- La fioraria fiorentina / Gioacchino Rossini -- Sonata (1939-41). Molto moderato / Aaron Copland -- Sonata (Vox Gabrieli) / Stjepan Sulek