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y FD-302 (Rev. 1-28-60) ( (reDERAL BUREAU OF INVESTIGA y { 6/19/62 Date GREED a cvises that he we, has_held 5_ po: 1; has been eae ed he had been ano one eeeption escape alarm loud speaker and immediately proceeded to the cell block from his residence which is located at. He advised that after being briefed on the details of the escape he took four men to the roof and noted the top.of the vent on the roof was pushed off and that the wagon wheel bar had been bent. During a search of the roof they found the black one-half inch diameter electrical extension cord approximately one hundred feet long near the smoke stack near the north end of the roof. They noted serapings on the smoke stack and that a supporting bar to this smoke stack had been bent and appeared to be the most obvious means of the inmates' escape from the roof to the ground. on 6/14/62 m Alcatraz Island File #_5F 76-2887 ‘This document contains neither recommendations nor conclusions of the FBI. It ts the property of the FBI and is loaned to Your agency; it and its contents are not to be distributed quiaide your agency. 679