[Woman and girl running for shelter during an air-raid, Bilbao, Spain]

[Wounded Republican soldier on a stretcher, Río Segre, Aragón front, near Fraga, Spain]

[A pilot reading in a tent made from the wings of an airplane, Spain]

[Two Republican soldiers with a soldier on a stretcher, Navacerrada Pass, Segovia front, Spain]

[Republican soldiers sitting in trenches, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldiers preparing telephone wires, Rio Segre, Aragón front, near Fraga, Spain]

International volunteers who fought for the Republic of Spain against General Franco

[Peasants and workers on horses, in countryside, giving the Loyalist salute, Spain]