Keith Clark conducts the Astoria Music Festival Orchestra in Philip Glass’s

Angela Meade, second from left, sings Leonora in Verdi’s ‘Il Trovatore’ at the Astoria Music Festival in 2011.

Musicians at the Astoria Music Festival’s performance of St. John’s Passion in 2015.

Soloist Martin Chalifour, concertmaster from the Los Angeles Philharmonic, plays Beethoven’s Violin Concerto at the Liberty Theatre with condu…