Authority of FPC to license and take over hydroelectric projects : hearings before the Subcommittee on Communications and Power of the Committee on Interstate and Foreign Commerce, Ninetieth Congress, second session on H.R. 12698, H.R. 12699, bills to amend part I of the Federal Power Act to clarify the manner in which the licensing authority of the commission and the right of the United States to take over a project or projects upon or after the expiration of any license shall be exercised, June 11, 12, 13, 1968.