Vol. for 1916 issued as House document 1169, 65th Cong., 2d sess.: 1951, pt. 1, 1952-1953 issued as the Service's IRS publication (varies slightly) Vols. for 1922-1942, pt.1 compiled by the Service's Statistical Section, Income Tax Unit (varies slightly); 1942, pt.2, 1953 by its Statistics Division (varies slightly) At head of title: Treasury Department, United States Internal Revenue (varies slightly) Title varies slightly Vols. for 1934-1953 issued in 2 pts.: pt. 1, Individual income tax returns, estate tax returns, gift tax returns (varies); pt.2, Corporation income tax returns and personal holding company returns Issued by the Service under earlier names: 1916-1926, Office of Commissioner of Internal Revenue In 1954, split into: Statistics of income. Individual income tax returns; Statistics of income. Estate tax returns; Statistics of income. Corporation income tax returns; and Statistics of income. Fiduciary income tax returns