Harlan F. Stone,
United States v. California (297 U.S. 175…
“ The danger to be apprehended is as great and commerce may be equally impeded whether the defective appliance is used on a railroad which is state-owned or privately-owned. No convincing reason is advanced why interstate commerce and persons and property concerned in it should not receiv the protection of the act whenever a state, as well as a privately-owned carrier, brings itself within the sweep of the statute, or why its all-embracing language should not be deemed to afford that protection. ”
