09/30/1931
https://www.presidency.ucsb.edu...
"Whereas, by Executive Order No. 4679, dated June 29, 1927, certain lands at Pupukea, District of Koolualoa, Island of Oahu, Territory of Hawaii, were withdrawn and set aside for military purposes; and"
"Now, Therefore, it is hereby ordered that the said Executive Order No. 4679, dated June 29, 1927, be and the same is hereby amended with respect to the description of the Pupukea Military Reservation,..."
"We will use Blackwell's Island and Alcatraz to accommodate some of the men at present in Leavenworth and perhaps use some of the Army post prisons for short-term men."
"I hope the time will come when I can illuminate that subject more for you."