NEWTOWN BOROUGH >> The Newtown Library Company will hold its 18th Annual "Booklovers Cocktail Party" on Saturday, February 22 from 6 to 10 p.m. inside the Atrium at the Stocking Works, 301 S. State St., Newtown 18940. Tickets are $65 at the door and include hors d’oeuvres, desserts, co…