Rivers and harbors, flood control :
hearings before a subcommittee of the Committee on Public Works, United States Senate, Eighty-sixth Congress, first[-second] session, on H.R. 7634, authorizing the construction, repair, and preservation of certain public works on rivers and harbors for navigation, flood control, and for other purposes and S. 1902, authorizing additional appropriations for prosecution of projects in certain comprehensive river basin plans for food control, navigation, and for other purposes.
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