[Men welding in railroad car factory, Wroclaw, Poland]

[Man welding in railroad car factory, Wroclaw, Poland]

[Men welding in railroad car factory, Wroclaw, Poland]

[Worker with hammer in railroad car factory, Wroclaw, Poland]

[Worker with hammer in railroad car factory, Wroclaw, Poland]

[Workers on scaffolds with ruins of the city in the background, Warsaw, Poland]

[The Jewish Ghetto after it was bulldozed down, Warsaw, Poland]

[Woman feeding pigeons in a street with destroyed houses, Warsaw, Poland]