[Syllabus from pages 41-43 intentionally omitted]
Messrs. Homer S.C.ummings, Atty. Gen., and Robert B. Watts, of Washington, D.C., for petitioners.
Mr. Claude R. Branch, of Providence, R.I., for respondent Bethlehem Shipbuilding Corporation.
Mr. B. A. Brickley, of Boston, Mass., for respondents MacKenzie and others.
Mr. Justice BRANDEIS delivered the opinion of the Court.