avco-corporation-v-local-union-787-of-the-international-union-united , 459 F.2d 968 ( 1972 )
United States v. W. T. Grant Co. , 73 S. Ct. 894 ( 1953 )
Sinclair Refining Co. v. Atkinson , 82 S. Ct. 1328 ( 1962 )
Boys Markets, Inc. v. Retail Clerks Union, Local 770 , 90 S. Ct. 1583 ( 1970 )