An ILLINOIS CENTRAL GULF custom run that for some reason has been overlooked for the last 30 years is the Lionel Standard O scale ACF CENTER FLOW 3560 cu ft capy, 3-bay covered hoppers that are now in the LionScale product line.
http://www.icgdecals.com/icg45.htm
There could be 6 to 10 road numbers produced over two years.
Andrew