w-willard-wirtz-secretary-of-labor-united-states-department-of-labor-v , 404 F.2d 693 ( 1968 )
James D. Hodgson, Secretary of Labor, United States Department of Labor v. The Klages Coal and Ice Company, D/B/A Royal Crown Bottling Company , 26 A.L.R. Fed. 929 ( 1970 )
Walling v. General Industries Co. , 330 U.S. 545 ( 1947 )