"1916 - 1981" . . "United States" . . . . . . . . . . "U.S. national economy, 1916-1993" . . . "The U.S. national economy, 1916-1981 unpublished documentary collections from the U.S. Department of the Treasury" . . . "The U.S. national economy, 1916-1981 : unpublished documentary collections from the U.S. Department of the Treasury"@en . "U.S. national economy, 1916-2001" . . . . . . . . "1900 - 1999" . .