[French military air school, group of students gazing in the sky, shading their eyes, Salon-de-Provence Air Base, France]

[Officers marching in the farewell parade for the International Brigades, Barcelona]

[Three men and a woman gazing at the sky, Barcelona, Spain]

[Crowd of refugee walking along the road with their belongings]

[Men string barbed-wire fences inside concentration camp for Spanish refugees, Le Barcarès, France]

[Men washing themselves and their clothing outside, internment camp of Argelès-sur-Mer, France]

[Four men outside their shack at a concentration camp for Spanish refugees, Le Barcarès, France]

[Man outside his shack at a concentration camp for Spanish refugees, Le Barcarès, France]