As part of Zelienople’s annual Horse Trading Days, the Zelienople Area Public Library is holding its annual used book sale, from July 17 through 20.

There will be a “preview sale” from 4 to 7 p.m. July 17, when patrons who pay $5 can browse and buy early. The sale continues from 10 a.m. to 6 p.m. on July 18 and 19 and concludes with the bag sale from 10 a.m. to 3 p.m. July 20. During the bag sale, the cost is $5 to fill a bag.

The book sale takes place on the library’s lower level. There also will be a bake sale on the main level of the library during the used book sale.