Masterclasses Susan Slaughter - Principal Trumpet Saint Louis Symphony By Jeff Purtle, 22 October, 2020 By By Jeff Purtle, 22 October, 2020 Tags Susan Slaughter orchestral excerpts orchestral music auditions music business clinics Claude Gordon student video Related Masterclasses Trumpet Gurus Hang with José Johnson Masterclasses Interview with Chris Davis about Endurance Masterclasses Brass Playing Chat More Masterclasses Masterclasses Trumpet Gurus Hang with José Johnson Masterclasses Interview with Chris Davis about Endurance Masterclasses Brass Playing Chat