Lynda L. Choate v. Caterpillar Tractor Company , 402 F.2d 357 ( 1968 )
ann-bartmess-v-drewrys-u-s-a-inc-local-union-no-275-international , 444 F.2d 1186 ( 1971 )
Love v. Pullman Co. , 92 S. Ct. 616 ( 1972 )