[Civilians taking refuge in the subway during the air-raid, Madrid]

[Boy sitting on girl lying in makeshift bed in the subway, Madrid]

[Civilians in the street after the bombardment, Madrid]

[Militiamen digging trenches, near Barcelona, Spain]

[Civilians take shelter in the subway during the bombing, Madrid]

[Civilians sleeping in the subway during the bombing, Madrid]

[Group of men and boys watching Nationalist air raid, Madrid]

[Militiamen digging trenches, near Barcelona, Spain]