ibiblio
Ibiblio: The Dead Sea Scrolls
Site from Ibiblio.org on the exhibit at the Library of Congress in Washington, DC. Contains information on the history of the scrolls, an extensive explanation of each scroll, and pictures.
Other
Bcbsr Bible Studies: Eras of the Old Testament
Breakdown of different eras covered in the Old Testament. Covers kings, patriarch, and historical events in relation to specific books of the Old Testament.