| August 1974 at West Toronto. S3 #6552 is running on the CPR cross-Toronto
line as it hauls a short freight towards the CNR crossing nearby CPR's
West Toronto station.
S3s were built by MLW to an Alco design between 1950 & 1957. 4 wheel trucks and rated at just 660 hp. #6552 still wears the traditional CPR maroon & gray livery.