Spring Book Sale at Fort Mason, where people buy used books, CDs & DVDs by the shopping cart. Prices are $1 - $3, & everything goes for $1 on Sunday. Though the books are sorted into piles by general categories, it's very much about browsing.
§ 5th Annual Spring Book Sale
Friends of the San Francisco Public Library
Fort Mason Center’s Festival Pavilion
April 1-5th, 2015
10 AM-6 PM every day