1971 Press Photo Sheriff Clarence Jones shows knife used in Texas prison riot.

Sheriff Clarence Jones of Dallas County, holds a crude knife fashioned from a razor blade and newspaper which was one of the weapons surrendered by rioting prisoners in he jail in Dallas, Texas, last night. The two-hour uprising was confined to the 12th floor where prisoners broke windows and burned mattress covers and papers. No injuries were reported and the disturbance was halted in a few hours.

Photo is dated 1971.

Photo measures 8 x 10.25 inches.