Rivers. Comprehensive flood-control plans, hearings, 75th Congress, 3d session, on report of chief of engineers, Apr. 6, 1937, House Flood Control Committee document no. 1, 75th Congress, 1st session, and subsequent reports of chief of engineers, and amendments to flood control acts of June 15, 1936, June 22, 1936, and Aug. 28, 1937; Mar. 30-Apr. 19, 1938.

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