Shop for great deals at the Friends Spring Book Sale. Members of the Friends of the Lewisville Library can shop early on Members Preview Night Thursday April 18th 6pm-8pm. If you are not a member you can join at the door. Everyone can shop on Friday April 19th 10am-6pm and Saturday April 20th 10am-2pm. Saturday is also Bag Day. Members can fill a bag with books and pay only $3, non-members pay $5.