Westborough – The Westborough Public Library, 55 W. Main St., will hold book sales from 12 to 6 p.m. Thursdays, July 23, Aug. 6 and Aug. 20, during the Westborough Farmers Market. Also on sale will be DVDs and CDs. Proceeds will benefit the Friends of the Westborough Public Library. In addition, there is an ongoing book sale in the library during business hours, with carts of books for sale outside the children’s room and on the main floor near the elevator. There are collection boxes for payment at the circulation desks. For information on the book sales, membership to the organization or other comments, email [email protected] or call 508-870-1895.