The “We Can Do It! WWII” traveling exhibit opens Saturday at the Butler County Historical Society in the Sen. Walter Lowrie House, 123 W. Diamond St. Hours are 10 a.m. to 5 p.m. Wednesdays, noon to 8 p.m. Thursdays and Fridays, and 11 a.m. to 4 p.m. Saturdays and Sundays. Call 724-283-8116.