APRIL 7 SUN

YESTERDAY AND TODAY The NEW MUSIC FOR OLD INSTRUMENTS concert features eight world premieres written by the San Francisco- and New York-based Common Sense Composers for the Bay Area period-instrument ensemble American Baroque. This is the third year that Common Sense, which consists of eight young composers, has written a series of works for a performing ensemble. American Baroque, founded in 1986, features musicians prominent in the Bay Area's exciting early-music community. 7:30 p.m., Minna Street Gallery, 111 Minna, S.F. $12, reservations recommended. (415)285-8680. (Tompkins)