%0 Generic %T Implementation of the Federal railroad safety act of 1970 hearing before the Surface Transportation Subcommittee of the Committee on Commerce, United States Senate, Ninety-fourth Congress, first session, on implementation of the Federal railroad safety act of 1970, April 25, 1975. %U https://ezaccess.libraries.psu.edu/login?url=http://congressional.proquest.com/congcomp/getdoc?HEARING-ID=HRG-1975-COM-0048