Friday events:
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.
Retired women of GTE Sylvania (Osram), lunch, Richar'ds Restaurant, Youngsville, 1 p.m.