This was definitely early Amtrak. The motive power consists of two RF&P E8s, and a Union Pacific E9B unit. The "Silver Star heads north near Releigh, NC on May 16, 1975. Photo from my collection, no photographer listed on slide.
Three north-south routes cross the Carolinas. Auto Train runs through here, too. Also, the State of North Carolina sponsors the Piedmont service and supports the Carolinian.
Not
just heritage schemes, not just commemorative schemes - this album is devoted to some of the world's most interesting paint schemes, past or present.