AMTRAK, National Railroad Passenger Corporation      heater car

AMTK heater car 660:2 (18.09.1999, Willits, CA)	AMTK heater car 672 (03.1979, Milwaukee, WI)	AMTK heater car 672 (12.07.1986, Richmond, WV)	AMTK heater car 675 (25.10.1978, Portland, OR)
AMTK heater car 1921 (23.02.1976, Chicago, IL)