Eisner v. Macomber (1920)
• This case presents, IN 1920, SEVEN YEARS AFTER THE ADOPTION OF THE 16th AMENDMENT, •    “the question whether, by virtue of the Sixteenth Amendment, Congress has the power to tax, as income of the stockholder and without apportionment, a stock dividend made lawfully and in good faith against profits accumulated by the corporation since March 1, 1913 “