Flood control at Nogales Arizona-Mexico. Letter from the Secretary of State to Senator Carl Hayden, from Arizona transmitting a report submitted by L.M. Lawson, American commissioner on the International Boundary Commission, United States and Mexico, in regard to the possible construction of works for flood control in the vicinity of Nogales, Arizona, and Nogales, Mexico. Presented by Mr. Hayden. January 7, 1932. -- Ordered to be printed, with illustrations