§ 832.
For the purpose of improving navigation on the Columbia River, and for other purposes incidental thereto, the dam, locks, power plant, and appurtenant works under construction on August 20, 1937
([Aug. 20, 1937, ch. 720, § 1], [50 Stat. 731]; [July 26, 1947, ch. 343], title II, § 205(a), [61 Stat. 501].)