Sunshine Anthracite Coal Co. v. Adkins , 60 S. Ct. 907 ( 1940 )
Opp Cotton Mills, Inc. v. Administrator of the Wage & Hour Division of the Department of Labor , 61 S. Ct. 524 ( 1941 )
Rice v. Board of Trade of Chicago , 331 U.S. 247 ( 1947 )