Friends of the Medford Public Library presents its annual spring book sale to benefit the library. The sale includes thousands of books in good condition and organized by category. Additionally, there will be DVDs and CDs, board games and lots of jigsaw puzzles. All were donated by generous members of the community. Friends of the Library members are invited to a members-only preview sale on Friday evening, April 4, from 6:30 to 8:30 p.m. ; memberships will be sold at the sale. The sale is open to the public on Saturday, April 5, from 9 a.m. to 3 p.m. (with an accompanying bake sale), and will conclude on Sunday, April 6, from 2 to 5 p.m.