The Douglas County Library Friends and Foundation's annual book sale is a 12-hour, two-day affair.

The annual sale at the National Guard Armory, 310 Broadway St., is the group's largest and most popular fundraising event. It features a large selection of harcover and paperback fiction and non-fiction books as well as other items.

The sale runs from 7 a.m. to 7 p.m. on Wednesday, Aug. 7, and Thursday, Aug. 8.