Franklin Roosevelt actually said...

"At no time shall any person, other than persons on public vessels of the United States, enter any of the naval defensive sea areas herein set apart and reserved."

"It is ordered that all lands owned by the United States within the following-described areas... be reserved and set apart for the use of the Department of the Interior as a refuge and breeding ground ..."

"the airspaces over the said territorial waters and islands are hereby set apart and reserved as naval airspace reservations for purposes of national defense"

"At no time shall any aircraft, other than public aircraft of the United States, be navigated into any of the naval airspace reservations herein set apart and reserved"