◆ SpookStack

Dem MO. 18, rED STATES GOV ent ~) Memoran hae TO >: Mr. Evang) | DATE: 6/18/62 rrom : A. B, Edd b supjecr: FRANK LEE MOBBIS - FUGITIVE a Vi JORN WY) GLIN = TE FEDERAL PRISONER Poragimacr 7-/, J TE 7-1 : 23 San Francisco Office obtained detailed Antormation an inmate at Alcatraz, concerning S ape plans revealed in considerable detail = arations which were made to effect the 670 stated that on May 5 10: ny 27 returned to the ma: iD e began to actively seek out a means of escape. general knowledge among the inmates that above the sell Blocks were eight ventilator holes to the roof which had riét been used in several years. These holes had been |dovered up with cement; hovever, noticed about.ten months go that one ventilator hol@ was cemented... He mentioned the possibility of escape to inmate John Anglix throngh - the ventilator area, by gaining access to the Fthed aay corridor back of the cell blocks. The cells of the Anglin brothers were adjacent to each other. The celfs of and Morris were also adjacent to each other, With “the use of sharpened spoons fashioned like screwdrivers, they dug hole into the cement which enabled them to remove a wentilator grill in the back of their cells to gain access to the utility corridor. The escapees operated as a team with one watching while the others worked. They usually worked from 15:30 : to 9:30 p.m, As a hole was comp plugged with toilet paper and soap and then pa. Wl. cardboard front was made to fit a cement slab which was A % removed. They also made a false ea Pary grill, . . ~ x XA : 276 dG 2) Encl 8 . ry rf 5 ms nclosure! ee t wa at if £ ev bye be VE 2 - Mr. Mohr wens” . st i - Mr, DeLoach gy 118 — ; <\» ABE: swb 3 ew! (7)