 After the First World War over 100 engines were left with the Polish (PKP) and Lithuanian Railways where some were still in service in the 1940s.Some were incorporated into the Reichsbahn fleet during the Second World War as 13 010, 301, 302, 305 - 337, 339 and 340.Several of these locomotives were in the East German Deutsche Reichsbahn until 1955 and were then returned to Poland.