Heisler v. Thomas Colliery Company

Messrs. Louis Marshall, of New York City, and H. S. Drinker, Jr., of Philadelphia, Pa., for plaintiff in error.

[Argument of Counsel from page 246 intentionally omitted]

Mr. George E. Alter, of Pittsburgh, Pa., for defendants in error.

Mr. J. Weston Allen, of Boston, Mass., on behalf of nine States, amicus curiae.

[Argument of Counsel from pages 247-253 intentionally omitted]

Mr. Justice McKENNA delivered the opinion of the Court.