Informācija no mākslas organizācijas (pārbaudījusi Operabase)
Gala 75th Season Birthday Concert by Wagner, Richard, Thomas, Alfvén, Glazunov, A., Liszt, Powell, J. S., German, E., Strauss II, Meacham, No (2009/2009), Diriģents Carlos Kalmar, Jay Pritzker Pavilion, Chicago, United States