Get GREAT deals on quality used books at the El Dorado Hills Friends of the Library book sale. Books are $1 per pound and there are books in every category. Proceeds from the book sale provide new books and support programs at the El Dorado Hills Library. The Saturday sale is FREE entry and open to the public from 8 a.m. to 4 p.m. Friday is our preview sale for members only from 3-6 pm. Membership is available at the door.