In Wadi Qumran Cave 10 archaeologists found two ostraca with writing on them, along with an unknown symbol on a grey stone slab.
List of manuscripts
Some resources for more complete information on the Dead Sea Scrolls are the book by Emanuel Tov, "Revised Lists of the Texts from the Judaean Desert"[1] for a complete list of all of the Dead Sea Scroll texts, as well as the online webpages for the Shrine of the Book[2] and the Leon Levy Collection,[3] both of which present photographs and images of the scrolls and fragments themselves for closer study.