The Altoona Area Public Library will be holding a used book sale with many different genres available. The Fall Used Book Sale, hosted by The Friends of the Altoona Public Library, will have many different types of books at the event to purchase. Proceeds also benefit the library. The sale will take place on Friday, Oct. 21 from 8:30 a.m. to 5 p.m.; Saturday, Oct. 22 from 9 a.m. to 4 p.m.; and Monday, Oct. 24 from 8:30 a.m. to 6 p.m.