This is the fourth performance by the Marian Anderson String Quartet during their three-day residency with the Friends of Music at Queens. The history-making, all-female quartet, which began as the Chaminade Quartet before becoming the first African-American ensemble to win a classical music competition, educates through the power of music. 3 p.m. Free. West Boulevard Branch Library, 2157 West Blvd. 704-336-6802. www.plcmc.org.