462 U.S. 176 462 U.S. 176 103 S.Ct. 2296 76 L.Ed.2d 497 EXXON CORPORATION, et al., Appellants,v.Ralph EAGERTON, Jr., Commissioner of Revenue of Alabama, et al. EXCHANGE OIL AND GAS CORPORATION, et al., Appellants, v. Ralph P. EAGERTON, Jr., Commissioner of Revenue of the State of Alabama. Nos. 81-1020, 81-1268. Argued Feb. 22, 1983. Decided […]