[Man with sandbag barricade, French bridge, Spain]

[Women workers at a munitions factory, Barcelona, Spain]

[Republican soldier sleeping, Battle of Brunete, Spain]

[Loyalist soldier leaning on his gun, Spain]

[Women and children waiting to evacuate, Bilbao, Spain]

[Republican soldier standing guard, Teruel, Spain]

[Women making bombs in a munitions factory, Spain]

[Francoist deserters, near Los Blázquez, Spain]