Volunteers needed at model train display Railroad buffs are needed to volunteer at the Barron Arts Center, 583 Rahway Ave., Woodbridge, through Dec. 29 for the 17th annual holiday 027-gauge model train running display. Help is needed weekdays from 9 a.m. to 4 p.m. and weekends 2-4 p.m. Anyone who is interested, even if available for only one day, is asked to call the staff at the arts center, (732) 634-0413, weekdays between 9 a.m. and 4 p.m. The free exhibit is open to the public Monday through Friday from 11 a.m. to 4 p.m., and Saturdays and Sundays 2-4 p.m.