 Assigned to the Navy's Naval Overseas Transportation Service (NOTS), "Pennsylvanian" loaded a general cargo and sailed for Brest, France, on 30 September.She arrived there on 15 October and sailed for La Pallice the next day, where she unloaded her cargo before departing for New York on 5 November.Arriving at New York on 15 November, four days after the Armistice, "Pennsylvanian" was refitted as an animal transport ship, which, among other things, required the building of ramps and stalls for the animals.