Datebook lists upcoming events and items of interest for residents of Escalon, Farmington, Collegeville and the surrounding area. The Stockton-San Joaquin County Public Library is offering ‘Free Tax Help’ at your local library with VITA, Volunteer Income Tax Assistance, volunteers. By appointment only, the VITA service is available at the Escalon Branch Library, 1540 Second St., with the final session coming up today, Wednesday, March 30 from 1 p.m. to 5:30 p.m. This is designed primarily for the elderly, disabled and limited English speakers.