There were two sets cataloged in 1953 that was headed by the 2055.
Set no. 1503WS: Freight set that came with a 6462 NYC gondola, 6465 Sunoco tank car, 6456 LV hopper and a 6257 caboose. A 6026W tender was included with the engine.
Set no. 1502WS: Passenger set that came with 2 O-27 sized pullmans, one 2421 "Maplewood" and a 2422 "Chatham" and a 2423 "Hillside" observation car. The tender included with the engine in this set was a 2046W.
Hope that helps.