So far I haven't found an NS press release about this, but I no reason to beleive this is not true.
Quote:Trains Newswire
NORFOLK, Va. — To celebrate the 30th anniversary of the Norfolk & Western/Southern merger in 1982, Norfolk Southern plans to honor many of the railroads that make up the present day NS system. As Union Pacific did a half-decade ago, NS plans to create a fleet of heritage locomotives, though NS’s plans are bigger: 18 units honoring a wide variety of predecessor roads.
There more at the link below, including a list of the predecessor railroads involved.
You may need to have an account at Trains to get to this link:
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trn.trains.com]