Charles Evans Hughes, Kentucky Whip Collar Company v…
“ In the congressional action there is nothing arbitrary or capricious bringing the statute into collision with the requirements of due process of law. The Congress in exercising the power confided to it by the Constitution is as free as the states to recognize the fundamental interests of free labor. [19] Nor has the Congress attempted to delegate its authority to the states. The Congress has not sought to exercise a power not granted or to usurp the police powers of the states. ”
