361 U.S. 288 361 U.S. 288 80 S.Ct. 332 4 L.Ed.2d 323 MITCHELL, Secretary of Labor, Petitioner,v.ROBERT DE MARIO JEWELRY, INC., et al. No. 39. Argued Nov. 16, 1959. Decided Jan. 18, 1960. Miss Bessie Margolin, Washington, D.C., for the petitioner. Mr. R. Lamar Moore, for the respondents. Mr. Justice HARLAN delivered the opinion of […]