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A a seen Ame 4 " a 12-13-56) ° - a ae Q 3 i FBI +) Date: | 6/15/62 wks ee {Type ia Plain ¢ text or code) (Priority or > Hatked of Mailing) FROM: SUBJECT: aa 00; 6F FBI Agents at San Francisco, during our investigation of the three escapees from Alcatraz, have taken some excellent photo- graphs which I immediately wanted to bring to the Bureau's attention since it is believed that the Director will find these photographs of considerable interest. Set 1 = consists of a series of pictures showing how the convicts got through a ventilator leading into the roof of cellblock B and fled across the roof, Set 2 - depicts escape path of convicts from the roof to the water. Set 3 - consists of pictures taken inside cells showing dummies in bed and conditions in the cell. ~ shows pipes and conduits in utility corridor between cells and "work shop" over top of cellblock B, shows gictures of the four dummy heads used in escape p tA "Mae West" life preserver belonging to. inmate the convict who planned to brea i3 go along with the other inmates. 4 envelop 6s) AM - R bo7 ures the sa Cd oof Approved: GC a) :o sie “pects az ent in harge 3 ; a