Allentown Public Library, 1210 Hamilton St., Allentown, is having a used book bag sale through Nov. 22, in the book sale room.

The sale will be open noon-4 p.m. weekdays and 11 a.m.-3 p.m. Saturday.

Shoppers may purchase a brown paper bag from the library and fill the bag with their choice of books.

For more information, call 610-820-2400 ext. 132.