"Seventeen years of American chemical progress after a century and a half of neglect : speech of Hon. Henry D. Hatfield of West Virginia in the Senate of the United States, May 31, 1934."; "Hatfield, Henry Drury, 1875-1962."; "Chemical industry--United States."; "Hatfield, Henry Drury, 1875-1962."; "1934"; "Government document. Reprinted from: Congressional Record, seventy-third Congress, Second Session, 1934:May 31."; ""; "P7748"; "pec"; "Chemical industry--United States."; "14256"; .