Music and Art at Trinity Cathedral’s 40th Brownbag Concert Season kicks off Wednesday, Oct. 4 at 12:00 p.m. when Saxophone Duo Jake Swanson and Sarah Marchitelli join the Trinity Chamber Orchestra in a thrilling program including a world premiere of Nathan Hall’s Forces of Change (2017). The concert will also feature works by G.F. Händel, Johann Joachim Quantz, Aleksandr Glazunov and Erland von. Bring a lunch or purchase one for $7. Free and open to the public. Limited free parking is available in the surface lot on Prospect Ave. east of East 22nd St.