Caloosahatchee River, North New River Canal, St. Lucie Canal and River, and Lake Okeechobee, Florida, hearings, 70th Congress, 1st session, on subject of improvement of Caloosahatchee River, North New River Canal, St. Lucie Canal and River, and Lake Okeechoobee [Okeechobee], Florida, May 19, 1928.