[Republican soldiers, Río Segre, Aragón front, near Fraga, Spain]

[Republican soldiers running with spools of wire, Rio Segre, Aragón front, near Fraga, Spain]

[Republican soldier looking out from behind a stone wall, Río Segre, Aragón front, near Fraga, Spain]

[Republican soldiers sittiing in trenches, Río Segre, Aragón front, near Fraga, Spain]

[Republican soldiers on hillside, Río Segre, Aragón front, near Fraga, Spain]

[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]

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

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

[Refugee transit center, Barcelona]

[Refugee transit center, Barcelona]

[Refugee transit center, Barcelona]

[Refugees, Barcelona]

[People watching planes, Barcelona]

[People watching planes, Barcelona]

[People watching planes, Barcelona]

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

[Journalists (Herbert Matthews, far left, and O'Dowd Gallagher, far right), Barcelona]

[Departure of women, children, and elderly from Barcelona]

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

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

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

[Pierre Cloarec, Tour de France]