The Secretary of the Air Force may accept for the United States a gift of—
(1) land that he considers suitable and desirable for a permanent mobilization, training, or supply base; and
(2) land that he considers suitable and desirable for an aviation field, if the gift is from a citizen of the United States and its terms authorize the use of the property by the United States for any purpose.
(Aug. 10, 1956, ch. 1041, 70A Stat. 588.)