[Republican soldiers saluting through the windows of their departing train, Barcelona, Spain]

[Republican soldiers saluting through the windows of their departing train, Barcelona, Spain]

[Two children wrapped in blankets holding each other's hand walking along the road from Barcelona to the French border]

[Refugees on the road, between Barcelona and the French border]

[Refugees on the road from Barcelona to the French border]

[Refugees on the road from Barcelona to the French border]

[Republican militiaman saying farewell before the departure of a troop train, Barcelona, Spain]

[Downed German plane on display in Passeig de Gracia, Barcelona]

[Refugees on a truck fleeing Barcelona, along the road to the French border]

[Crowd looking at a downed German Bomber-plane on the street, Barcelona]

[Downed German plane on display in Passeig de Gracia, Barcelona]

[Downed German plane on display in Passeig de Gracia, Barcelona]

[Downed German plane on display in Passeig de Gracia, Barcelona]

[Two women and a child at the refugee transit center, Barcelona]

[Two women and three children carrying their personal belongings in the street, Barcelona]

[Children on windowsill of troop train departing for the Aragon front, Barcelona, Spain]

[Refugees on a truck fleeing Barcelona, along the road to the French border]

[Children playing on a downed German bomber-plane on display, Barcelona]

[Children playing on a downed German bomber-plane on display, Barcelona]

[Downed German plane on display in Passeig de Gracia, Barcelona]

[Downed German plane on display in Passeig de Gracia, Barcelona]

[Downed German plane on display in Passeig de Gracia, Barcelona]

[Refugees walking on the road, between Barcelona and the French border]

[Five men standing looking up in the sky, under a metal roof], Barcelona