Inland waterways. Construction and operation of pipe line and navigable barge channel across Florida, hearings before subcommittee, 77th Congress, 2d session, on S. 2426, to promote national defense and to promptly facilitate and protect transport of materials needful to military establishment by authorizing construction and operation of pipe-line and waterway facilities across northern Florida between intracoastal waterways along Gulf of Mexico and Atlantic seaboard, and H. R. 6999, to promote national defense and to promptly facilitate and protect transport of materials and supplies needful to military establishment by authorizing construction and operation of pipe line and navigable barge channel across Florida, and by deepening and enlarging Intracoastal Waterway from its present eastern terminus to vicinity of Mexican border, June 29-July 2, 1942.