Warren County Historical Society, 210 Fourth Ave., 8:30 a.m. to 4:30 p.m.
Warren Public Library, Market St., Warren, open, 10 a.m.-5 p.m.
Community lunch, free to the public, The Salvation Army, 311 Beech St., noon.
Preschool and Kindergarten Art Show at the Warren Public Library, open during regular business hours.
ARTE and Youth Connection present "I've Got the Music in Me," Library Theatre, 7 p.m. (723-7231).
Warren County Republican Committee annual spring dinner, Warren Holiday Inn, reception, atrium, 6 p.m.; dinner, 7 p.m.
Youngsville High School Science Symposium, gymnasium, 8:30 a.m.-2:30 p.m. (public invited).
Retired women of GTE Sylvania (Osram), lunch, Moose Club, Pennsylvania Ave. W., Warren, 1p.m.
Sanford Cemetery Association, spring meeting, social room, Sanford United Methodist Church, 7 p.m.