Document: Legislative History of Section 7 of the Act of February 26, 1919 (40 Stat. 1175)-Establishing the Grand Canyon National Park (photocopy), page 2The Congress felt that such language was necessary to protect authorized reclamation projects. Mr. Mondell, explained why the conferees had agreed that the House should recede from its amendment to the Glacier National Park Act (which had stricken the language) by stating: The second provision was a Senate amendment which authorized the Reclamation Service to use some of the lands for flowage purposes in connection with projects which they have under way, and which the House struck out. (Cong. Rec., Vol. 45, 61st Cong., 2nd Sess., p. 5570-Emphasis Supplied) The reports and debates on...