U.S. Code / Title 50 — War and National…Title 50ChapterChapter 19—Guided MissilesContents§ 501. Establishment of long-range proving ground for guided missiles and other weapons; jurisdiction of Secretary of the Air Force; use by all Services§ 502. Acquisition of land§ 503. Authorization of appropriations§ 504. Delegation of authority by Secretary of Defense; contributions for support