Folder: S.F. Islands-Alcatraz-Prison Breaks-May, 1946.
On back: "ASSOCIATED PRESS PHOTO. FROM SAN FRANCISCO. CAUTION: USE CREDIT. 'ROCK' SHROUDED BY GAS - While guards stand by on the roof (upper right) tear gas and grenade smoke shroud the cell block at the federal prison on Alcatraz Island in San Francisco Bay, May 3, as action against rioting convicts, cornered in the building continues. The rioters were blamed for the deaths of two guards and the wounding of 15 others. ASSOCIATED PRESS PHOTO. FX locs in ACext cx5&NYneg echo 5-3-46 stf-jbr".
"Associated Press Photo."